Prevent safari from zooming in on double-tap

Closes https://github.com/ornicar/lila/issues/8857

ui/chess/css/_control.scss

@@ -1,4 +1,5 @@
 .analyse-controls {
+  @extend %double-tap;
   display: flex;
   justify-content: space-between;
   align-items: stretch;

ui/common/css/abstract/_extends.scss

@@ -248,3 +248,8 @@
   width: 100%;
   height: 100%;
 }
+
+%double-tap {
+  // prevent iPad safari from zooming in on double tap
+  touch-action: manipulation;
+}

ui/common/css/form/_cmn-toggle.scss

@@ -1,4 +1,5 @@
 .cmn-toggle {
+  @extend %double-tap;
   position: absolute;
   margin-left: -99999px;
 }

ui/round/css/_moves.scss

@@ -11,7 +11,7 @@
 }
 
 #{$rmoves-tag} {
-  @extend %flex-column;
+  @extend %flex-column, %double-tap;
 
   .buttons {
     @extend %box-shadow;