Sync eng/common directory with azure-sdk-tools for PR 1335#16311

Merged

azure-sdk merged 3 commits intomasterfrom sync-eng/common-UpdateChangelogOperationTools-1335

Jan 25, 2021

+7-8

Commits on Jan 25, 2021

Lossen up $RELEASE_TITLE_REGEX to accomodate wrongly formated changelogs

chidozieononiwu
authored and
azure-sdk
committed
Update changelog logic to use ordered hashtable

chidozieononiwu
authored and
azure-sdk
committed
Update semver and Changelog logic

chidozieononiwu
authored and
azure-sdk
committed