build: bump docile from 1.3.1 to 1.3.2 in /Library/Homebrew

Bumps [docile](https://github.com/ms-ati/docile) from 1.3.1 to 1.3.2.
- [Release notes](https://github.com/ms-ati/docile/releases)
- [Changelog](https://github.com/ms-ati/docile/blob/master/HISTORY.md)
- [Commits](https://github.com/ms-ati/docile/compare/v1.3.1...v1.3.2

)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Library/Homebrew/Gemfile.lock

@@ -17,7 +17,7 @@ GEM
       thor (>= 0.19.4, < 2.0)
       tins (~> 1.6)
     diff-lcs (1.3)
-    docile (1.3.1)
+    docile (1.3.2)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
     hpricot (0.8.6)