alsa-lib: upgrade 1.2.15 -> 1.2.15.1

alsa-lib: upgrade 1.2.15 -> 1.2.15.1

Upstream changes: various fixes
https://www.alsa-project.org/wiki/Changes_v1.2.15_v1.2.15.1

Remove no longer needed patch:
0001-ucm-use-closefrom-instead-of-close_range.patch

Signed-off-by: Michael Opdenacker <michael.opdenacker@rootcommit.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>