Workflow improvements (#3891)

* add caching steps to build_check workflow

* add gradle.properites for github runner

* refactor ci-gradle.properties

* specify ndk versiion in build.gradle

* remove ndk install and cache steps from build_check

* moved runner files to separate folder

* refactor build_check.yml

buildSrc/src/main/kotlin/AndroidConfig.kt

@@ -3,4 +3,5 @@ object AndroidConfig {
     const val minSdk = 21
     const val targetSdk = 29
     const val buildTools = "29.0.3"
+    const val ndk = "21.3.6528147"
 }