CI: Always send travis webhook and remove IRC sections

The IRC bot's webhook functionality hasn't worked in some time since
switching host machines. The Discord bot can handle build result changes
itself and having all results will useful for some future expansions
(e.g. tracking latest mac nightly build).

.travis.yml

@@ -50,21 +50,10 @@ deploy:
     condition: "$TRAVIS_OS_NAME = osx"
     all_branches: true
 
-# The channel name "azubu.il.us.quakenet.org#obs-dev" is encrypted against jp9000/obs-studio to prevent IRC spam of forks
-#notifications:
-#  irc:
-#    skip_join: false
-#    template:
-#      - "[Travis CI|%{result}] %{repository_name}/%{branch} (%{author} - %{commit_subject}) %{build_url}"
-#    channels:
-#      - secure: k9j7+ogVODMlveZdd5pP73AVLCFl1VbzVaVon0ECn3EQcxnLSpiZbc6l+PnIUKgee5pRKtUB4breufgmr4puq3s69YeQiOVKk5gx2yJGZ5jGacbSne0xTspzPxapiEbVUkcJ2L7gKntDG4+SUiW67dtt4G26O7zsErDF/lY/woQ=
-#    on_failure: always
-#    on_success: change
 notifications:
   webhooks:
     urls:
-      - secure: T5RBY818nO40nr5eC8pdrCfAdQKGkjQdbyYw7mfFrhxWxgt/U5tyKXpX0l9zNGfobS0SnLSqF71OrfW04V97oijXx3q5Y24xV6mSrlLQZOq19+XvGp82LDpkVd4yi2N0kBYpoANB9Pkof4jWT/rKfdQCQttluOLjgr5SM0uWHRg=
       - secure: EVI2cu5OnNxVTl4jdVppps7O869gGN1PDcSi8fqq/HJVM5kif8iDe4wCrIKv6yWrK3dSNwRgBAwpcPZglRJnKRh23PdFoCdnTjgzBQlmjUR6BYlunQvoKR9mVX6AdT8zrFDgmtC4aOtGD2paptpqt+Equo25KrLwv+qOHJOTrSQ=
-    on_success: change
+    on_success: always
     on_failure: always