style/ci: apply clang-format and verify it in ci (#4039)

* style: apply clang-format

* ci: add new clang-format job to CI

src/render/OpenGL.hpp

@@ -30,8 +30,7 @@ inline const float fullVerts[] = {
 };
 inline const float fanVertsFull[] = {-1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f};
 
-enum eDiscardMode
-{
+enum eDiscardMode {
     DISCARD_OPAQUE = 1,
     DISCARD_ALPHA  = 1 << 1
 };