Bump core-ktx from 1.1.0 to 1.2.0

Bumps core-ktx from 1.1.0 to 1.2.0.

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

build.gradle

@@ -11,7 +11,7 @@ buildscript {
     kotlin_version = '1.3.61'
     material_version = '1.1.0-alpha10'
     appcompat_version = '1.1.0'
-    core_version = '1.1.0'
+    core_version = '1.2.0'
   }
   repositories {
     google()