refactor(removeTrailingSlash): move to core/utils

Signed-off-by: J3m5 <5523410+J3m5@users.noreply.github.com>

Author: J3m5

src/core/utils/removeTrailingSlash.ts

@@ -0,0 +1,7 @@
+export function removeTrailingSlash(url: string): string {
+  if (url.endsWith("/")) {
+    return url.slice(0, -1);
+  }
+
+  return url;
+}