LibGL: Implement glCompileShader

Author: https://github.com/sunverwerth
Commit: 42ef5c9e12
Pull-request: https://github.com/SerenityOS/serenity/pull/16225
Reviewed-by: https://github.com/ADKaster ✅
Reviewed-by: https://github.com/gmta ✅
Reviewed-by: https://github.com/supercomputer7

Userland/Libraries/LibGL/Shaders/Shader.h

@@ -24,6 +24,7 @@ public:
     ErrorOr<void> add_source(StringView source_code);
     ErrorOr<void> compile();
     GLenum type() const { return m_type; }
+    bool compile_status() const { return m_compile_status; }
 
 private:
     explicit Shader(GLenum shader_type)
@@ -33,6 +34,7 @@ private:
 
     Vector<String> m_sources;
     GLenum m_type;
+    bool m_compile_status { false };
 };
 
 }