Remove old -moz-os-version media queries

They aren't needed anymore since ESR supports -moz-platform already

chrome/autohide_toolbox.css

@@ -15,10 +15,7 @@ See the above repository for updates as well as full license text. */
   --uc-toolbox-rotation: 88.5deg;
 }
 
-@media  (-moz-platform: windows),
-        (-moz-os-version: windows-win7),
-        (-moz-os-version: windows-win10){
-
+@media  (-moz-platform: windows){
   #navigator-toolbox:not(:-moz-lwtheme){ background-color: -moz-dialog !important; }
 }
 

chrome/combined_tabs_and_main_toolbars.css

@@ -22,7 +22,7 @@ See the above repository for updates as well as full license text. */
   }
   :root[tabsintitlebar="true"] #nav-bar{ padding-inline: calc(var(--uc-hide-window-control-space,1) * 96px + 20px) 0px !important; }
   
-  @media (-moz-platform: windows-win10),(-moz-os-version: windows-win10){
+  @media (-moz-platform: windows-win10){
     :root[tabsintitlebar="true"] #nav-bar{ padding-left: calc(var(--uc-hide-window-control-space,1) * 134px + 20px) !important; }
   }
   #toolbar-menubar[autohide="true"] + #TabsToolbar .titlebar-buttonbox{ -moz-box-direction: reverse; flex-direction: row-reverse }

chrome/tabs_below_content.css

@@ -38,9 +38,7 @@ linux_gtk_window_control_patch.css
 :root[tabsintitlebar="true"]:not([inFullscreen]) #toolbar-menubar[autohide="false"] .titlebar-buttonbox-container{ height: 100%; }
 :root[tabsintitlebar="true"]:not([inFullscreen]) #toolbar-menubar[autohide="false"] .titlebar-button{ padding: 2px 17px !important; }
 
-@media  (-moz-platform: windows),
-        (-moz-os-version: windows-win7),
-        (-moz-os-version: windows-win10){
+@media  (-moz-platform: windows){
   #titlebar{ -moz-appearance: none !important; }
 }
 /* Move tabs below content */

chrome/window_control_placeholder_support.css

@@ -22,9 +22,7 @@ See the above repository for updates as well as full license text. */
 }
 
 @media  (-moz-platform: windows-win7),
-        (-moz-platform: windows-win8),
-        (-moz-os-version: windows-win7),
-        (-moz-os-version: windows-win8){
+        (-moz-platform: windows-win8){
   :root:is([tabsintitlebar], [sizemode="fullscreen"]) {
     --uc-window-control-width: 105px;
   }