Bump textacular from 5b13b7d to 76d1a8d

Bumps [textacular](https://github.com/textacular/textacular) from `5b13b7d` to `76d1a8d`.
- [Release notes](https://github.com/textacular/textacular/releases)
- [Commits](textacular/textacular@5b13b7d...76d1a8d)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

Gemfile.lock

@@ -1,6 +1,6 @@
 GIT
   remote: https://github.com/textacular/textacular
-  revision: 5b13b7dc55ca0684afa250fdcdccec322378cebe
+  revision: 76d1a8dc722ba52fdd87bbf215dbe4a243d1c34a
   branch: master
   specs:
     textacular (5.1.0)
@@ -108,7 +108,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.3)
     cookies_eu (1.7.3)
       js_cookie_rails (~> 2.2.0)
     crass (1.0.4)
@@ -138,7 +138,7 @@ GEM
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     highline (2.0.0)
-    i18n (1.1.0)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     i18n-tasks (0.9.24)
       activesupport (>= 4.0.2)