Make IDE0055 formatting rules suggestions (#40181)

- alternate to #40173

.editorconfig

@@ -240,7 +240,7 @@ dotnet_diagnostic.IDE0044.severity = warning
 dotnet_diagnostic.IDE0051.severity = warning
 
 # IDE0055: All formatting rules
-dotnet_diagnostic.IDE0055.severity = warning
+dotnet_diagnostic.IDE0055.severity = suggestion
 
 # IDE0059: Unnecessary assignment to a value
 dotnet_diagnostic.IDE0059.severity = warning