Remember last used sort column/direction on Local DNS Records table and CNAME table

[yubiuser]

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What does this PR aim to accomplish?:

Remember the last used sort column/direction for the Local DNS Records table and CNAME table.
Fixes #1486

How does this PR accomplish the above?:

Re-uses code from #1332

What documentation changes (if any) are needed to support this PR?:

Nothing

[pralor-bot]

This pull request has been mentioned on Pi-hole Userspace. There might be relevant details there:

https://discourse.pi-hole.net/t/pi-hole-core-web-v5-2-and-ftl-v5-3-released/40909/1

[pralor-bot]

This pull request has been mentioned on Pi-hole Userspace. There might be relevant details there:

https://discourse.pi-hole.net/t/setting-to-set-higher-entrys-in-dns-pulldown-menu/46161/8