package/vlc: fix build with live555 and without openssl

Pass -DNO_OPENSSL to avoid a build failure with live555 but without
openssl

Fixes:
 - http://autobuild.buildroot.org/results/70ca93aa5c9488a4657c7bcafa40bfb2e974a5b3

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit e0fb418f781b69b8a0a0c953bf00a2965d675c43)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/vlc/vlc.mk

@@ -440,6 +440,9 @@ endif
 ifeq ($(BR2_PACKAGE_LIVE555),y)
 VLC_CONF_OPTS += --enable-live555
 VLC_DEPENDENCIES += live555
+ifneq ($(BR2_PACKAGE_OPENSSL),y)
+VLC_CONF_ENV += CXXFLAGS="$(TARGET_CXXFLAGS) -DNO_OPENSSL"
+endif
 else
 VLC_CONF_OPTS += --disable-live555
 endif