[RELEASE] 1.30.0

[Brad House]

Hello team!

We are happy to ship c-ares 1.30.0 into the world. Get it as always from 
https://c-ares.org/

## c-ares version 1.30.0 - June 7 2024

### Important Information

1. The c-ares.org website is now hosted by GitHub Pages, links to 
downloads have changed to the GitHub release artifact URLs.  If you were 
previously relying on packaging scripts downloading from 
https://c-ares.org (or legacy https://c-ares.haxx.se), please update 
your scripts as appropriate.
2. A new signing key was used to generate the signature for this 
release.  Please see the valid PGP / GPG signing keys on the 
[download](https://c-ares.org/download/) page or in the repository 
[README](https://github.com/c-ares/c-ares/blob/main/README.md#release-keys).

### Release Notes
This is a maintenance and bugfix release.

Features:

* Basic support for SIG RR record (RFC 2931 / RFC 2535) [PR 
#773](https://github.com/c-ares/c-ares/pull/773)

Changes:

* Validation that DNS strings can only consist of printable ascii characters
   otherwise will trigger a parse failure. 
[75de16c](https://github.com/c-ares/c-ares/commit/75de16c) and 
[40fb125](https://github.com/c-ares/c-ares/commit/40fb125)
* Windows: use `GetTickCount64()` for a monotonic timer that does not 
wrap. [1dff8f6](https://github.com/c-ares/c-ares/commit/1dff8f6)

Bugfixes:

* QueryCache: Fix issue where purging on server changes wasn't working. 
[a6c8fe6](https://github.com/c-ares/c-ares/commit/a6c8fe6)
* Windows: Fix Y2K38 issue by creating our own `ares_timeval_t` 
datatype. [PR #772](https://github.com/c-ares/c-ares/pull/772)
* Fix packaging issue affecting MacOS due to a missing header. 
[55afad6](https://github.com/c-ares/c-ares/commit/55afad6)
* MacOS: Fix UBSAN warnings that are likely meaningless due to alignment 
issues
   in new MacOS config reader.
* Android: arm 32bit build failure due to missing symbol. 
[d1722e6](https://github.com/c-ares/c-ares/commit/d1722e6)

Thanks go to these friendly people for their efforts and contributions 
for this
release:

* Brad House (@bradh352)
* Daniel Stenberg (@bagder)