Bump activesupport from 6.1.7.3 to 7.0.8 in /example

Bumps [activesupport](https://github.com/rails/rails) from 6.1.7.3 to 7.0.8.
- [Release notes](https://github.com/rails/rails/releases)
- [Changelog](https://github.com/rails/rails/blob/v7.0.8/activesupport/CHANGELOG.md)
- [Commits](rails/rails@v6.1.7.3...v7.0.8)

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

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

Author: dependabot[bot]

example/Gemfile.lock

@@ -3,12 +3,11 @@ GEM
   specs:
     CFPropertyList (3.0.6)
       rexml
-    activesupport (6.1.7.3)
+    activesupport (7.0.8)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
     addressable (2.8.4)
       public_suffix (>= 2.0.2, < 6.0)
     algoliasearch (1.27.5)
@@ -66,7 +65,7 @@ GEM
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     json (2.6.3)
-    minitest (5.18.1)
+    minitest (5.20.0)
     molinillo (0.8.0)
     nanaimo (0.3.0)
     nap (1.1.0)
@@ -85,7 +84,6 @@ GEM
       colored2 (~> 3.1)
       nanaimo (~> 0.3.0)
       rexml (~> 3.2.4)
-    zeitwerk (2.6.8)
 
 PLATFORMS
   ruby