package/glslsandbox-player: remove 'v' prefix

Fixes version parsing for release-monitoring.org support

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/glslsandbox-player/glslsandbox-player.hash

@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  3458294a50c3d2fd54f806e46dd7bfba5f1e6aedadd6c396c76d70793419432b  glslsandbox-player-v2019.08.23.tar.gz
+sha256  3458294a50c3d2fd54f806e46dd7bfba5f1e6aedadd6c396c76d70793419432b  glslsandbox-player-2019.08.23.tar.gz
 sha256  06a79395e8f3a4cc7ad068c6b59dfbe12c0efa4d27791e532345ceb1f41aea8a  LICENSE

package/glslsandbox-player/glslsandbox-player.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-GLSLSANDBOX_PLAYER_VERSION = v2019.08.23
-GLSLSANDBOX_PLAYER_SITE = $(call github,jolivain,glslsandbox-player,$(GLSLSANDBOX_PLAYER_VERSION))
+GLSLSANDBOX_PLAYER_VERSION = 2019.08.23
+GLSLSANDBOX_PLAYER_SITE = $(call github,jolivain,glslsandbox-player,v$(GLSLSANDBOX_PLAYER_VERSION))
 GLSLSANDBOX_PLAYER_AUTORECONF = YES
 GLSLSANDBOX_PLAYER_DEPENDENCIES = libegl libgles host-pkgconf