🐛 Fixed OGRE 13 build

ogre/13/patches/13.0.0/FixFindOpenGLES2.cmake.patch

@@ -0,0 +1,11 @@
+--- CMake/Packages/FindOpenGLES2.cmake
++++ CMake/Packages/FindOpenGLES2.cmake
+@@ -23,6 +23,8 @@
+ #  EGL_INCLUDE_DIR  - the EGL include directory
+ #  EGL_LIBRARIES    - Link these to use EGL
+ 
++include(FindPkgMacros)
++
+ IF(APPLE)
+   create_search_paths(/Developer/Platforms)
+   findpkg_framework(OpenGLES2)