chore(deps): bump org.robolectric:robolectric from 4.11.1 to 4.12.1

Bumps [org.robolectric:robolectric](https://github.com/robolectric/robolectric) from 4.11.1 to 4.12.1.
- [Release notes](https://github.com/robolectric/robolectric/releases)
- [Commits](robolectric/robolectric@robolectric-4.11.1...robolectric-4.12.1)

---
updated-dependencies:
- dependency-name: org.robolectric:robolectric
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle

@@ -27,7 +27,7 @@ project.ext {
     navVersion           : "${navVersion}",
 
     junitVersion         : '4.13.2',
-    robolectricVersion   : '4.11.1',
+    robolectricVersion   : '4.12.1',
     testCoreVersion      : '1.5.0',
   ]
 }