Bump addressable from 2.6.0 to 2.8.1 in /action (#292)

Bumps [addressable](https://github.com/sporkmonger/addressable) from 2.6.0 to 2.8.1.
- [Release notes](https://github.com/sporkmonger/addressable/releases)
- [Changelog](https://github.com/sporkmonger/addressable/blob/main/CHANGELOG.md)
- [Commits](sporkmonger/addressable@addressable-2.6.0...addressable-2.8.1)

---
updated-dependencies:
- dependency-name: addressable
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

action/Gemfile.lock

@@ -1,14 +1,14 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
     multipart-post (2.1.1)
     octokit (4.14.0)
       sawyer (~> 0.8.0, >= 0.5.3)
-    public_suffix (3.0.3)
+    public_suffix (5.0.0)
     sawyer (0.8.2)
       addressable (>= 2.3.5)
       faraday (> 0.8, < 2.0)