MobileVLCKit: don't link against lua since we don't use it

MobileVLCKit/MobileVLCKit.xcconfig

@@ -24,7 +24,6 @@ FRIBIDI=$(VLC_CONTRIB_DIR)/lib/libfribidi.a
 ASS=$(VLC_CONTRIB_DIR)/lib/libass.a
 HARFBUZZ=$(VLC_CONTRIB_DIR)/lib/libharfbuzz.a
 LIVE555=$(VLC_CONTRIB_DIR)/lib/libUsageEnvironment.a $(VLC_CONTRIB_DIR)/lib/libBasicUsageEnvironment.a $(VLC_CONTRIB_DIR)/lib/libgroupsock.a $(VLC_CONTRIB_DIR)/lib/libz.a $(VLC_CONTRIB_DIR)/lib/libliveMedia.a
-LUA=$(VLC_CONTRIB_DIR)/lib/liblua.a
 MKV=$(VLC_CONTRIB_DIR)/lib/libebml.a $(VLC_CONTRIB_DIR)/lib/libmatroska.a
 MODPLUG=$(VLC_CONTRIB_DIR)/lib/libmodplug.a
 OPUS=$(VLC_CONTRIB_DIR)/lib/libopus.a
@@ -34,4 +33,4 @@ SPEEX=$(VLC_CONTRIB_DIR)/lib/libspeex.a $(VLC_CONTRIB_DIR)/lib/libspeexdsp.a
 XML=$(VLC_CONTRIB_DIR)/lib/libxml2.a
 ZLIB=$(VLC_CONTRIB_DIR)/lib/libz.a
 
-OTHER_LIBTOOLFLAGS=$(ASS) $(AVCODEC) $(DVBPSI) $(FLAC) $(FRIBIDI) $(FREETYPE) $(HARFBUZZ) $(LIVE555) $(LUA) $(MKV) $(MODPLUG) $(OGG) $(OPUS) $(PICS) $(SPEEX) $(XML) $(ZLIB) $(VLC_INSTALL_DIR)/lib/vlc/libcompat.a  $(VLC_INSTALL_DIR)/lib/libvlc.a $(VLC_INSTALL_DIR)/lib/libvlccore.a $(VLC_PLUGINS_LDFLAGS) $(OTHER_CFLAGS)
+OTHER_LIBTOOLFLAGS=$(ASS) $(AVCODEC) $(DVBPSI) $(FLAC) $(FRIBIDI) $(FREETYPE) $(HARFBUZZ) $(LIVE555) $(MKV) $(MODPLUG) $(OGG) $(OPUS) $(PICS) $(SPEEX) $(XML) $(ZLIB) $(VLC_INSTALL_DIR)/lib/vlc/libcompat.a  $(VLC_INSTALL_DIR)/lib/libvlc.a $(VLC_INSTALL_DIR)/lib/libvlccore.a $(VLC_PLUGINS_LDFLAGS) $(OTHER_CFLAGS)