UI: Update appearance icon

- Use the monitor with brush symbolic

UI/data/themes/Dark/settings/appearance.svg

@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><g fill="#fefefe"><path d="m 1 1 v 14 h 14 v -14 z m 1 1 h 12 v 12 h -12 z m 0 0"/><path d="m 6 11 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -4 -1 h 3 v 10 h -3 z m 0 0"/><path d="m 8 3 h 1 v 10 h -1 z m 2 9 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m -1 7 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 0" fill-opacity="0.34902"/></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><path d="m 13.398438 0 l -3.46875 3.457031 c 0.683593 0.355469 1.234374 0.910157 1.589843 1.589844 l 0.171875 -0.171875 l 0.007813 0.007812 l 4.300781 -4.300781 v -0.582031 z m -10.398438 1 c -1.644531 0 -3 1.355469 -3 3 v 6 c 0 1.644531 1.355469 3 3 3 h 10 c 1.644531 0 3 -1.355469 3 -3 v -6 c 0 -0.570312 -0.167969 -1.101562 -0.449219 -1.558594 l -1.550781 1.554688 v 6.003906 c 0 0.570312 -0.429688 1 -1 1 h -10 c -0.570312 0 -1 -0.429688 -1 -1 v -6 c 0 -0.570312 0.429688 -1 1 -1 h 5.96875 l 2.007812 -2 z m 5 3 c -1.65625 0 -3 1.339844 -3 3 v 3 h 3 c 1.660156 0.007812 3 -1.34375 3 -3 c 0 -1.660156 -1.339844 -3 -3 -3 z m -3 10 c -1.105469 0 -2 0.894531 -2 2 h 10 c 0 -1.105469 -0.894531 -2 -2 -2 z m 0 0" fill="#fefefe"/></svg>

UI/data/themes/Light/settings/appearance.svg

@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><g fill="#202020"><path d="m 1 1 v 14 h 14 v -14 z m 1 1 h 12 v 12 h -12 z m 0 0"/><path d="m 6 11 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -4 -1 h 3 v 10 h -3 z m 0 0"/><path d="m 8 3 h 1 v 10 h -1 z m 2 9 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m -1 7 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 0" fill-opacity="0.34902"/></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><path d="m 13.398438 0 l -3.46875 3.457031 c 0.683593 0.355469 1.234374 0.910157 1.589843 1.589844 l 0.171875 -0.171875 l 0.007813 0.007812 l 4.300781 -4.300781 v -0.582031 z m -10.398438 1 c -1.644531 0 -3 1.355469 -3 3 v 6 c 0 1.644531 1.355469 3 3 3 h 10 c 1.644531 0 3 -1.355469 3 -3 v -6 c 0 -0.570312 -0.167969 -1.101562 -0.449219 -1.558594 l -1.550781 1.554688 v 6.003906 c 0 0.570312 -0.429688 1 -1 1 h -10 c -0.570312 0 -1 -0.429688 -1 -1 v -6 c 0 -0.570312 0.429688 -1 1 -1 h 5.96875 l 2.007812 -2 z m 5 3 c -1.65625 0 -3 1.339844 -3 3 v 3 h 3 c 1.660156 0.007812 3 -1.34375 3 -3 c 0 -1.660156 -1.339844 -3 -3 -3 z m -3 10 c -1.105469 0 -2 0.894531 -2 2 h 10 c 0 -1.105469 -0.894531 -2 -2 -2 z m 0 0" fill="#202020"/></svg>

UI/forms/images/settings/appearance.svg

@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><g fill="#000000"><path d="m 1 1 v 14 h 14 v -14 z m 1 1 h 12 v 12 h -12 z m 0 0"/><path d="m 6 11 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -1 -3 h 1 v 1 h -1 z m 1 1 h 1 v 1 h -1 z m -4 -1 h 3 v 10 h -3 z m 0 0"/><path d="m 8 3 h 1 v 10 h -1 z m 2 9 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m -1 7 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 -2 h 1 v 1 h -1 z m 0 0" fill-opacity="0.34902"/></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><path d="m 13.398438 0 l -3.46875 3.457031 c 0.683593 0.355469 1.234374 0.910157 1.589843 1.589844 l 0.171875 -0.171875 l 0.007813 0.007812 l 4.300781 -4.300781 v -0.582031 z m -10.398438 1 c -1.644531 0 -3 1.355469 -3 3 v 6 c 0 1.644531 1.355469 3 3 3 h 10 c 1.644531 0 3 -1.355469 3 -3 v -6 c 0 -0.570312 -0.167969 -1.101562 -0.449219 -1.558594 l -1.550781 1.554688 v 6.003906 c 0 0.570312 -0.429688 1 -1 1 h -10 c -0.570312 0 -1 -0.429688 -1 -1 v -6 c 0 -0.570312 0.429688 -1 1 -1 h 5.96875 l 2.007812 -2 z m 5 3 c -1.65625 0 -3 1.339844 -3 3 v 3 h 3 c 1.660156 0.007812 3 -1.34375 3 -3 c 0 -1.660156 -1.339844 -3 -3 -3 z m -3 10 c -1.105469 0 -2 0.894531 -2 2 h 10 c 0 -1.105469 -0.894531 -2 -2 -2 z m 0 0" fill="#000000"/></svg>