Log Message:
erlang-p1_pgsql: Update to 1.1.19

upstream changes:
-----------------
Version 1.1.19
  o Updating xmpp to version 1.6.0.
Version 1.1.18
  o Updating xmpp to version 1.5.8.
Version 1.1.17
  o Updating xmpp to version 1.5.7.
Version 1.1.16
  o Updating xmpp to version 1.5.6.
Version 1.1.15
  o Fix 'make' compilation with rebar2
Version 1.1.14
  o Fix versioning and hex.pm docs publish
Version 1.1.13
  o Add SASL auth support
Version 1.1.12
  o Switch from using Travis to Github Actions as CI