FreeBSD/src 8221fc5 (r349200). UPDATING, sys/conf newvers.sh

Add UPDATING entries for today's release. Bump patch version.

Also fix the previous UPDATING entry. MDS was an SA, not an EN.

Approved by:    so
DeltaFile
+9-1UPDATING
+1-1sys/conf/newvers.sh
+10-22 files

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