Enable Gradle configuration cache

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

Author: theimpulson

gradle.properties

@@ -4,3 +4,6 @@ android.nonTransitiveRClass=true
 android.useAndroidX=true
 org.gradle.jvmargs=-Xmx2048M --add-opens jdk.compiler/com.sun.tools.javac.model=ALL-UNNAMED
 systemProp.file.encoding=utf-8
+
+# https://docs.gradle.org/current/userguide/configuration_cache.html
+org.gradle.configuration-cache=true