Bump gradle from 7.1.2 to 7.1.3

Bumps gradle from 7.1.2 to 7.1.3.

---
updated-dependencies:
- dependency-name: com.android.tools.build:gradle
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle.kts

@@ -4,7 +4,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath("com.android.tools.build:gradle:7.1.2")
+        classpath("com.android.tools.build:gradle:7.1.3")
         classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.20")
     }
 }