package/sdl2: bump version to 2.30.6

Signed-off-by: Michael Fischer <mf@go-sys.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/sdl2/sdl2.hash

@@ -1,4 +1,4 @@
-# Locally calculated after checking http://www.libsdl.org/release/SDL2-2.30.5.tar.gz.sig
-sha256  f374f3fa29c37dfcc20822d4a7d7dc57e58924d1a5f2ad511bfab4c8193de63b  SDL2-2.30.5.tar.gz
+# Locally calculated after checking http://www.libsdl.org/release/SDL2-2.30.6.tar.gz.sig
+sha256  c6ef64ca18a19d13df6eb22df9aff19fb0db65610a74cc81dae33a82235cacd4  SDL2-2.30.6.tar.gz
 # Locally calculated
 sha256  9b9e1764f06701bcf7ce21e942c682d5921ba0900c6fca760321b1c8837a9662  LICENSE.txt

package/sdl2/sdl2.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SDL2_VERSION = 2.30.5
+SDL2_VERSION = 2.30.6
 SDL2_SOURCE = SDL2-$(SDL2_VERSION).tar.gz
 SDL2_SITE = http://www.libsdl.org/release
 SDL2_LICENSE = Zlib