Remove obsolete CI hack

Disasm · Disasm · commit 7ecbf669555f · 2020-04-21T23:53:42.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -38,9 +38,6 @@ cache:
   cargo: true
   directories:
     - gcc
-before_cache:
-  # Travis can't cache files that are not readable by "others"
-  - chmod -R a+r $HOME/.cargo
 
 branches:
   only:
