2.12 release: branch voltha-2.12 created from tag v2.12.0

1. 89c812c Build baseline for release by Joey Armstrong · 6 months ago v2.11.11
2. 1ffb813 (VOL-4994)Changing a few log levels so that bug fixing is easier by nikesh.krishnan · 1 year, 1 month ago v2.10.2
3. e8c091f VOL-4925 - Build and release components. by Joey Armstrong · 1 year, 5 months ago v2.7.3
4. 1b74cc7 VOL-4393 Changed port name and capacity information for PPTP POTS UNI by ozgecanetsia · 2 years, 9 months ago
5. 4b5e73f [VOL-3380] Functional area specific logging by Holger Hildebrandt · 2 years, 10 months ago v2.0.1