Update dependency com.google.code.gson:gson to v2.8.8

Author: renovate-bot

mobile/build.gradle

@@ -60,7 +60,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-analytics:19.0.0'
     implementation 'com.google.firebase:firebase-perf:20.0.0'
     implementation 'io.github.kobakei:ratethisapp:1.2.0'
-    implementation 'com.google.code.gson:gson:2.8.5'
+    implementation 'com.google.code.gson:gson:2.8.8'
 //    debugImplementation 'com.amitshekhar.android:debug-db:1.0.6'
 }
 

trashapp_common/build.gradle

@@ -37,7 +37,7 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
     implementation 'androidx.appcompat:appcompat:1.3.0'
-    implementation 'com.google.code.gson:gson:2.8.5'
+    implementation 'com.google.code.gson:gson:2.8.8'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test:runner:1.3.0'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'