Bump Play Integrity API dependency. (#5435)

Bump our Play Integrity API Library dependency version per the request
of the Play Integrity team.

Author: rosalyntan

appcheck/firebase-appcheck-playintegrity/CHANGELOG.md

@@ -1,5 +1,6 @@
 # Unreleased
 * [fixed] Fixed client-side throttling in Play Integrity flows.
+* [changed] Bumped Play Integrity API Library dependency version.
 
 * [unchanged] Updated to keep [app_check] SDK versions aligned.
 

appcheck/firebase-appcheck-playintegrity/firebase-appcheck-playintegrity.gradle

@@ -50,7 +50,7 @@ dependencies {
     implementation project(':appcheck:firebase-appcheck')
     implementation 'com.google.android.gms:play-services-base:18.0.1'
     implementation 'com.google.android.gms:play-services-tasks:18.0.1'
-    implementation 'com.google.android.play:integrity:1.0.1'
+    implementation 'com.google.android.play:integrity:1.2.0'
 
     javadocClasspath 'com.google.auto.value:auto-value-annotations:1.6.6'