Increasing memory limit for Gradle build

In my tests it makes the build take roughly 12% less time

Bug: 79588503
Change-Id: Ic73a875b869dbe77bd0703b202ff894c125d7ab5
diff --git a/gradle.properties b/gradle.properties
index 2b49a88..029c802 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-org.gradle.jvmargs=-Xmx4g
+org.gradle.jvmargs=-Xmx8g
 org.gradle.daemon=true
 org.gradle.configureondemand=true
 org.gradle.parallel=true