Update GOG Galaxy review and add myself as maintainer

Author: jntesteves

Games/gog.yml

@@ -1,6 +1,6 @@
 Name: gog
 Description: The official GOG Galaxy launcher.
-Grade: Gold
+Grade: Silver
 Arch: win64
 
 Dependencies:

Reviews/gog.md

@@ -1,35 +1,37 @@
 # GOG Galaxy
-Review for the gog installer.
+Review for the GOG Galaxy installer.
 
-Maintainer: @mirkobrombin
+Maintainer: @jntesteves @mirkobrombin
 
 **Is the program properly opened?**  
 Grade: Platinum  
 Additional notes: n/a
 
 **Is it showing alerts or other warnings?**  
 Grade: Platinum  
-Additional n/a
+Additional notes: n/a
 
 **Does it show graphical glitches?**  
-Grade: Gold  
-Additional notes: Minor graphical issues, like the screen sometimes not updating until the mouse moves over an interactable element.
+Grade: Platinum  
+Additional notes: n/a
 
 **Does it require some tweaking in order to work properly? (Out of normal software configuration)**  
 Grade: Platinum  
 Additional notes: n/a
 
 **Did it crash during tests execution?**  
-Grade: Platinum  
-Additional notes: n/a
+Grade: Silver  
+Additional notes: When Cloud Saves is enabled, the service
+GalaxyCommunication.exe has a memory leak that can fill up RAM and freeze the
+system. Disabling Cloud Saves in "Settings > Game features > Cloud saves"
+works around the issue.
 
 **Is it usable?**  
-Grade: Gold  
-Additional notes: Some times installation of games fail. Retrying several times can often work around it.
-Cloud Sync of game saves fails often.
+Grade: Platinum  
+Additional notes: n/a
 
 **Final grade? (the lower evaluation from previous questions)**  
-Grade: Gold  
+Grade: Silver  
 Additional notes: n/a
 
 **Additional notes**  

index.yml

@@ -51,7 +51,7 @@ gog:
   Arch: win64
   Name: GOG Galaxy
   Description: The official GOG Galaxy launcher.
-  Grade: Gold
+  Grade: Silver
   Category: Games
   Icon: gog.svg
   Event: setup_galaxy_2.*.exe