OpenGL: Avoid dlsym calls for weak-linked symbols on macOS

modules/juce_opengl/juce_opengl.cpp

@@ -44,6 +44,18 @@
 #define JUCE_STATIC_LINK_GL_VERSION_1_0 1
 #define JUCE_STATIC_LINK_GL_VERSION_1_1 1
 
+#if JUCE_MAC
+ #define JUCE_STATIC_LINK_GL_VERSION_1_2 1
+ #define JUCE_STATIC_LINK_GL_VERSION_1_3 1
+ #define JUCE_STATIC_LINK_GL_VERSION_1_4 1
+ #define JUCE_STATIC_LINK_GL_VERSION_1_5 1
+ #define JUCE_STATIC_LINK_GL_VERSION_2_0 1
+ #define JUCE_STATIC_LINK_GL_VERSION_2_1 1
+ #define JUCE_STATIC_LINK_GL_VERSION_3_0 1
+ #define JUCE_STATIC_LINK_GL_VERSION_3_1 1
+ #define JUCE_STATIC_LINK_GL_VERSION_3_2 1
+#endif
+
 #define JUCE_STATIC_LINK_GL_ES_VERSION_2_0 1
 #if !JUCE_ANDROID || JUCE_ANDROID_GL_ES_VERSION_3_0
 #define JUCE_STATIC_LINK_GL_ES_VERSION_3_0 1