android: update gradle and dependencies

shell/android-studio/build.gradle

@@ -5,21 +5,13 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath "com.android.tools.build:gradle:4.2.2"
+        classpath "com.android.tools.build:gradle:7.0.0"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
 }
 
-allprojects {
-    repositories {
-        google()
-        mavenCentral()
-        jcenter() // Warning: this repository is going to shut down soon
-    }
-}
-
 task clean(type: Delete) {
     delete rootProject.buildDir
 }

shell/android-studio/flycast/build.gradle

@@ -63,8 +63,8 @@ android {
 }
 
 dependencies {
-    implementation 'androidx.appcompat:appcompat:1.3.0'
-    implementation 'com.google.oboe:oboe:1.6.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'com.google.oboe:oboe:1.6.1'
     implementation 'org.apache.commons:commons-lang3:3.12.0'
     implementation fileTree(dir: 'libs', include: ['*.aar', '*.jar'], exclude: [])
 }

shell/android-studio/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 #Thu Jul 15 18:55:54 CEST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME

shell/android-studio/settings.gradle

@@ -1,2 +1,10 @@
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+        jcenter() // Warning: this repository is going to shut down soon
+    }
+}
 rootProject.name = "Flycast"
 include ':flycast'