travis.yml: Remove branch exceptions (used previously for bors-ng)

Xanewok · Xanewok · commit b3344826e9b7 · 2019-02-13T15:26:59.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,10 +1,6 @@
 language: rust
 dist: trusty
 sudo: false
-branches:
-  except:
-  - staging.tmp
-  - trying.tmp
 cache:
   cargo: false
 os:
