Bump com.gradle.enterprise from 3.12.5 to 3.12.6

Bumps com.gradle.enterprise from 3.12.5 to 3.12.6.

---
updated-dependencies:
- dependency-name: com.gradle.enterprise
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

settings.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.gradle.enterprise' version '3.12.5'
+    id 'com.gradle.enterprise' version '3.12.6'
     id 'com.gradle.common-custom-user-data-gradle-plugin' version '1.10'
     id 'org.gradle.toolchains.foojay-resolver-convention' version '0.4.0'
 }