Bump shipkit-auto-version from 1.1.20 to 1.2.0 (#2651)

Bumps shipkit-auto-version from 1.1.20 to 1.2.0.

---
updated-dependencies:
- dependency-name: org.shipkit:shipkit-auto-version
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -11,7 +11,7 @@ buildscript {
 
         classpath "io.github.gradle-nexus:publish-plugin:1.1.0"
         classpath 'org.shipkit:shipkit-changelog:1.1.15'
-        classpath 'org.shipkit:shipkit-auto-version:1.1.20'
+        classpath 'org.shipkit:shipkit-auto-version:1.2.0'
 
         classpath 'com.google.googlejavaformat:google-java-format:1.15.0'
         classpath 'com.android.tools.build:gradle:4.2.0'