Add CHANGELOG.md and trailing space checks in CI script
Add CHANGELOG.md and trailing space checks in CI script

Fix CI script execution
DISABLE_CHANGELOG_CHECK=Meta change

Bug: 188656105
Change-Id: If29c42d6bf58059a84604f59fc9df31476ff83bd

actions-on-google/assistant-conversation-nodejs,actions-on-google/assistant-conversation-nodejs,actions-on-google/assistant-conversation-nodejs