careful with path comparisons on windows

related to #50760

extensions/git/src/util.ts

@@ -324,3 +324,13 @@ export function isDescendant(parent: string, descendant: string): boolean {
 
 	return descendant.startsWith(parent);
 }
+
+export function pathEquals(a: string, b: string): boolean {
+	// Windows is case insensitive
+	if (isWindowsPath(a)) {
+		a = a.toLowerCase();
+		b = b.toLowerCase();
+	}
+
+	return a === b;
+}