templates.d/99-generic/runtime-cleanup: Do not purge sound packages

[Conan-Kudo]

Filtering out these packages causes the build to fail when porting Anaconda to Wayland for the boot.iso.

This is needed for https://github.com/rhinstaller/anaconda/pull/5498

[Conan-Kudo]

CC: @M4rtinK @jexposit

[coveralls]

Pull Request Test Coverage Report for Build 8155480381

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 43.521%

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Totals
Change from base Build 7964413895:	0.0%
Covered Lines:	1614
Relevant Lines:	3500

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💛 - Coveralls