(maint) Fix changelog for 3.9.0 release

Author: isaac-hammes

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## ["3.9.0"](https://github.com/puppetlabs/vmpooler-deployment/tree/"3.9.0") (2025-06-04)
+## ["3.9.0"](https://github.com/puppetlabs/vmpooler-deployment/tree/"3.9.0") (2025-06-05)
 
 [Full Changelog](https://github.com/puppetlabs/vmpooler-deployment/compare/3.8.3..."3.9.0")
 
@@ -32,7 +32,6 @@
 
 - \(maint\) Burn the 3.8.0 release and try building again [\#156](https://github.com/puppetlabs/vmpooler-deployment/pull/156) ([e-gris](https://github.com/e-gris))
 - \(maint\) empty commit for redeploy attempt [\#155](https://github.com/puppetlabs/vmpooler-deployment/pull/155) ([e-gris](https://github.com/e-gris))
-- RE-16207: Create a 3.8.0 release / script cleanup [\#154](https://github.com/puppetlabs/vmpooler-deployment/pull/154) ([e-gris](https://github.com/e-gris))
 - Bump jruby from 9.4.5.0-jdk11 to 9.4.7.0-jdk11 in /docker [\#152](https://github.com/puppetlabs/vmpooler-deployment/pull/152) ([dependabot[bot]](https://github.com/apps/dependabot))
 - Bump jruby from 9.4.3.0-jdk11 to 9.4.5.0-jdk11 in /docker [\#149](https://github.com/puppetlabs/vmpooler-deployment/pull/149) ([dependabot[bot]](https://github.com/apps/dependabot))