🔥 Reduce the number of system images installed by default

Older images can be installed manually if needed.
This should allow the automated test, which is currently failing due to lack of resources,
to succeed again. It currently fails with

```
[================================       ] 81% Unzipping... x86/system.img
Warning: An error occurred while preparing SDK package Google Play Intel x86 Atom System Image: No space left on device.

[================================       ] 81% Unzipping... x86/system.img
END: Done with android SDK download, exiting script
```

Author: shankari

setup/android_sdk_packages

@@ -2,15 +2,7 @@ build-tools;35.0.0
 emulator                                              
 extras;google;google_play_services                    
 platform-tools                                        
-platforms;android-34
-system-images;android-24;google_apis_playstore;x86    
-system-images;android-25;google_apis_playstore;x86    
-system-images;android-26;google_apis_playstore;x86    
-system-images;android-27;google_apis_playstore;x86    
-system-images;android-28;google_apis_playstore;x86_64 
-system-images;android-29;google_apis_playstore;x86_64 
-system-images;android-30;google_apis_playstore;x86_64 
-system-images;android-31;google_apis_playstore;x86_64 
+platforms;android-35
 system-images;android-32;google_apis_playstore;x86_64 
 system-images;android-32;google_apis_playstore;arm64-v8a
 system-images;android-33;google_apis_playstore;x86_64