Do not fail builds during lint checks in Gradle tests

Tests fail with unrelevant checks like recommended
target SDK for play store

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/AndroidExtensionsManyVariants/app/build.gradle

@@ -32,6 +32,11 @@ android {
             versionNameSuffix "-full"
         }
     }
+
+    lintOptions {
+        checkReleaseBuilds false
+        abortOnError false
+    }
 }
 
 androidExtensions {

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/AndroidExtensionsSpecificFeatures/app/build.gradle

@@ -16,6 +16,11 @@ android {
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
     }
+
+    lintOptions {
+        checkReleaseBuilds false
+        abortOnError false
+    }
 }
 
 dependencies {