Revert "KBARResults: Add Cmd+Enter/Ctrl+Enter to open links in new tab" (#107933)

Revert "KBARResults: Add Cmd+Enter/Ctrl+Enter to open links in new tab (#107537)"

This reverts commit a2a28b207c.

public/app/features/commandPalette/KBarResults.tsx

@@ -71,18 +71,7 @@ export const KBarResults = (props: KBarResultsProps) => {
           }
           return nextIndex;
         });
-      } else if (event.key === 'Enter' && (event.metaKey || event.ctrlKey)) {
-        // Cmd+Enter (Mac) or Ctrl+Enter (Windows/Linux) - open in new tab
-        event.preventDefault();
-
-        if (activeRef.current instanceof HTMLAnchorElement) {
-          window.open(activeRef.current.href, '_blank', 'noopener,noreferrer');
-          query.toggle();
-        } else {
-          // For action-based items (rendered as <div> tags), execute normally
-          activeRef.current?.click();
-        }
-      } else if (event.key === 'Enter' && !event.metaKey && !event.ctrlKey) {
+      } else if (event.key === 'Enter' && !event.metaKey) {
         event.preventDefault();
         // storing the active dom element in a ref prevents us from
         // having to calculate the current action to perform based