Themes: After [37742], fix the color of the "Upload Theme" button to match other page title actions.

Props afercia.
Fixes #35457.

git-svn-id: https://develop.svn.wordpress.org/trunk@37968 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/common.css

@@ -602,6 +602,7 @@ code {
 	font-weight: 600;
 	font-size: 13px;
 	line-height: normal; /* IE8-IE11 need this for buttons */
+	color: #0073aa; /* some of these controls are button elements and don't inherit from links */
 	cursor: pointer;
 	outline: 0;
 }
@@ -613,6 +614,11 @@ code {
 	color: #fff;
 }
 
+/* lower specificity: color needs to be overridden by :hover and :active */
+.page-title-action:focus {
+	color: #124964;
+}
+
 .wrap .page-title-action:focus {
 	border-color: #5b9dd9;
 	-webkit-box-shadow: 0 0 2px rgba( 30, 140, 190, 0.8 );