build(deps): bump notiffany from 0.1.2 to 0.1.3

Bumps [notiffany](https://github.com/guard/notiffany) from 0.1.2 to 0.1.3.
- [Release notes](https://github.com/guard/notiffany/releases)
- [Commits](guard/notiffany@v0.1.2...v0.1.3)

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

Gemfile.lock

@@ -39,7 +39,7 @@ GEM
     lumberjack (1.0.13)
     method_source (0.9.2)
     nenv (0.3.0)
-    notiffany (0.1.2)
+    notiffany (0.1.3)
       nenv (~> 0.1)
       shellany (~> 0.0)
     parallel (1.17.0)