Revert ".travis.yml: Change umask to 022 during script"
Revert ".travis.yml: Change umask to 022 during script"

This commit did not have the desired effect.

This reverts commit 4b363cf5453476476aedab1e5ca214dde77c2ac3.

maxim-belkin/brew,maxim-belkin/brew,maxim-belkin/brew,Linuxbrew/brew,hanxue/linuxbrew,hanxue/linuxbrew,rwhogg/brew,Linuxbrew/brew,Linuxbrew/brew,Linuxbrew/brew,rwhogg/brew,hanxue/linuxbrew,rwhogg/brew