Merge branch 'npm_and_yarn/docs/6.3.x/springio/antora-extensions-1.14… #8697

Job	Run time
Check Samples	9m 48s
Build (ubuntu-latest, 17) / Build	1m 43s
Test Against Snapshots (17, 17) / Test	1m 46s
Build (windows-latest, 17) / Build	2m 56s
Test Against Snapshots (21-ea, 21) / Test	1m 53s
Deploy Artifacts / Deploy Artifacts	2m 22s
Deploy Docs / Deploy Docs	1m 32s
Deploy Schema / Deploy Schema	1m 5s
Send Notification	3s
Perform Release / Perform Release	-1s
	23m 7s

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