Bump appcompat from 1.1.0 to 1.4.2

Bumps appcompat from 1.1.0 to 1.4.2.

---
updated-dependencies:
- dependency-name: androidx.appcompat:appcompat
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

exampleapp/build.gradle

@@ -18,7 +18,7 @@ android {
 
 dependencies {
     implementation project(':tracker')
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.4.2'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation "com.jakewharton.timber:timber:${timberVersion}"
 }