Bump org.shipkit:shipkit-auto-version from 1.+ to 2.0.4

Bumps org.shipkit:shipkit-auto-version from 1.+ to 2.0.4.

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

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

build.gradle

@@ -4,7 +4,7 @@ buildscript {
         maven { url "https://plugins.gradle.org/m2/" }
     }
     dependencies {
-        classpath "org.shipkit:shipkit-auto-version:1.+"
+        classpath "org.shipkit:shipkit-auto-version:2.+"
         classpath "org.shipkit:shipkit-changelog:1.+"
         classpath "com.gradle.publish:plugin-publish-plugin:1.2.1"
     }