Removing copyright years of ancient libraries not to scare people

Source commit: 47b9fc6dd76eb7d78bcb58bf58ad5ad01aa91606

source/resource/TextsWin1.rc

@@ -530,13 +530,13 @@ BEGIN
         ABOUT_THIRDPARTY_HEADER, "License agreements of all following programs (libraries) are part of application license agreement."
         ABOUT_THIRDPARTY_LICENSE, "Display license"
         ABOUT_TOOLBAR2000, "Toolbar2000 library %s"
-        ABOUT_TOOLBAR2000_COPYRIGHT, "Copyright © 1998-2005 Jordan Russell"
+        ABOUT_TOOLBAR2000_COPYRIGHT, "Copyright © Jordan Russell"
         ABOUT_TOOLBAR2000_URL, "https://jrsoftware.org/tb2kdl.php"
         ABOUT_TBX, "TBX library %s"
-        ABOUT_TBX_COPYRIGHT, "Copyright © 2001-2005 Alex A. Denisov and contributors"
+        ABOUT_TBX_COPYRIGHT, "Copyright © Alex A. Denisov and contributors"
         ABOUT_TBX_URL, "https://github.com/plashenkov/TBX"
         ABOUT_FILEMANAGER, "Filemanager Toolset library Version 2.6"
-        ABOUT_FILEMANAGER_COPYRIGHT, "Copyright © 1999 Ingo Eckel"
+        ABOUT_FILEMANAGER_COPYRIGHT, "Copyright © Ingo Eckel"
         ABOUT_JCL, "JEDI Code Library (JCL) %s"
         ABOUT_JCL_URL, "http://jcl.delphi-jedi.org/"
         ABOUT_PNG, "PngComponents 1.1"