upgrade gradle and android gradle plugin (#1957)

app/build.gradle

@@ -177,6 +177,4 @@ dependencies {
     androidTestImplementation "androidx.test.espresso:espresso-core:3.2.0"
     androidTestImplementation "androidx.room:room-testing:$roomVersion"
     androidTestImplementation "androidx.test.ext:junit:1.1.1"
-
-    debugImplementation "im.dino:dbinspector:4.0.0@aar"
 }

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.1'
+        classpath 'com.android.tools.build:gradle:4.1.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists