REVIEWED: GetClipboardImage(), make symbol available on all platforms

src/platforms/rcore_template.c

@@ -292,6 +292,16 @@ const char *GetClipboardText(void)
     return NULL;
 }
 
+// Get clipboard image
+Image GetClipboardImage(void)
+{
+    Image image = { 0 };
+    
+    TRACELOG(LOG_WARNING, "GetClipboardImage() not implemented on target platform");
+
+    return image;
+}
+
 // Show mouse cursor
 void ShowCursor(void)
 {