[ALSA] make CONFIG_SND_DYNAMIC_MINORS non-experimental

The dynamic minors code is mature, has been tested, and seems to work
fine.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/core/Kconfig b/sound/core/Kconfig
index 4262a1c..b292752 100644
--- a/sound/core/Kconfig
+++ b/sound/core/Kconfig
@@ -122,8 +122,8 @@
 	  If in doubt, say Y.
 
 config SND_DYNAMIC_MINORS
-	bool "Dynamic device file minor numbers (EXPERIMENTAL)"
-	depends on SND && EXPERIMENTAL
+	bool "Dynamic device file minor numbers"
+	depends on SND
 	help
 	  If you say Y here, the minor numbers of ALSA device files in
 	  /dev/snd/ are allocated dynamically.  This allows you to have