Aperture: Optimize and shrink resources

Usually a safe set of optimizations

Change-Id: I1074af3a758439ff82771b03bdb0c4484828ca25

app/Android.bp

@@ -58,7 +58,9 @@ android_app {
     ],
 
     optimize: {
+        optimize: true,
         proguard_flags_files: ["proguard-rules.pro"],
+        shrink_resources: true,
     },
 }
 

lens_launcher/Android.bp

@@ -19,6 +19,8 @@ android_app {
     product_specific: true,
 
     optimize: {
+        optimize: true,
         proguard_flags_files: ["proguard-rules.pro"],
+        shrink_resources: true,
     },
 }