[AppService] functionapp: Updated container image configuration for Linux apps#12317

Merged

qwordy merged 3 commits intoAzure:devfrom gzuber:11257_linux_fx_version

Feb 28, 2020

+301-327

Commits on Feb 21, 2020

Updated linuxFxVersion configuration for linux apps.
gzuber
committed

Commits on Feb 25, 2020

Fixed HISTORY.rst, improved error message for invalid runtimes.
gzuber
committed

Commits on Feb 27, 2020

Changed how linuxFxVersion is handled for dotnet. Renamed constants for increased clarity.
gzuber
committed