replace: update after/before example (#83453)

Fixes: #83390

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

changelogs/fragments/replace_regex.yml

@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - replace - Updated before/after example (https://github.com/ansible/ansible/issues/83390).

lib/ansible/modules/replace.py

@@ -140,7 +140,7 @@ EXAMPLES = r'''
   ansible.builtin.replace:
     path: /etc/hosts
     after: '(?m)^<VirtualHost [*]>'
-    before: '(?m)^</VirtualHost>'
+    before: '</VirtualHost>'
     regexp: '^(.+)$'
     replace: '# \1'