Update spam log buttons to pajamas

What does this MR do and why?

Describe in detail what your merge request does and why.

Update spam log buttons to pajamas

• use pajamas view component

Changelog: changed

Screenshots or screen recordings

Screenshots are required for UI changes, and strongly recommended for all other merge requests.

Scenario	Before	After
Page
Block user
Already blocked user

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

1. Navigate to http://gdk.test:3443/admin/spam_logs
2. Set up Akismet: https://docs.gitlab.com/ee/integration/akismet.html or use the patch below

diff --git a/app/views/admin/spam_logs/_spam_log.html.haml b/app/views/admin/spam_logs/_spam_log.html.haml
index 2d0ea5857357..9db8101deef4 100644
--- a/app/views/admin/spam_logs/_spam_log.html.haml
+++ b/app/views/admin/spam_logs/_spam_log.html.haml
@@ -27,7 +27,7 @@
     -# TODO: Remove conditonal once spamcheck supports this https://gitlab.com/gitlab-com/gl-security/engineering-and-research/automation-team/spam/spamcheck/-/issues/190
-    - if akismet_enabled?
+    - if true

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #384412 (closed)