Update use_gqm.md

Author: jeffabailey

measuring/use_gqm.md

@@ -49,7 +49,7 @@ graph LR;
     %% end edges
 
     %% begin clicks
-    click find-projects.md "https://github.com/InnerSourceCommons/managing-inner-source-projects/blob/main/measuring/goals/find-projects.md" "Find InnerSource Projects"
+    click find-projects.md "https://github.com/InnerSourceCommons/managing-inner-source-projects/blob/main/measuring/goals/find-projects.md" "Find InnerSource Projects" _blank
     click reduce-duplication.md "https://github.com/InnerSourceCommons/managing-inner-source-projects/blob/main/measuring/goals/reduce-duplication.md" "Reduce duplication"
     click who-contributes.md "https://github.com/InnerSourceCommons/managing-inner-source-projects/blob/main/measuring/questions/who-contributes.md" "Who contributes to the InnerSource project?"
     click who-uses.md "https://github.com/InnerSourceCommons/managing-inner-source-projects/blob/main/measuring/questions/who-uses.md" "Who uses the InnerSource project?"