Update cmake.yml

did not work by defining latest commit hash from raylib master branch, now i try to remove the entire line itself

Author: CodingMadness

.github/workflows/cmake.yml

@@ -39,7 +39,6 @@ jobs:
         with:
           repository: "raysan5/raylib"
           path: "raylib"
-          ref: 3e336e4
           submodules: true
 
       - name: Install Dependencies on Ubuntu