Update gradle.properties

Author: ShootingKing-AM

code/mobile/android/PhoneVR/gradle.properties

@@ -11,7 +11,7 @@
 # The setting is particularly useful for tweaking memory settings.
 android.enableJetifier=false
 android.useAndroidX=true
-org.gradle.jvmargs=-Xmx1536m
+org.gradle.jvmargs=-Xmx3g
 
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit