mpg123: do not disable optimizations

It seems pointless to disable even the default optimizations.
If at all this should be made dependant on the values of the
BR2_OPTIMIZE variables.

Signed-off-by: Sven Neumann <neumann@teufel.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/mpg123/mpg123.mk

@@ -7,7 +7,7 @@
 MPG123_VERSION = 1.16.0
 MPG123_SOURCE = mpg123-$(MPG123_VERSION).tar.bz2
 MPG123_SITE = http://downloads.sourceforge.net/project/mpg123/mpg123/$(MPG123_VERSION)
-MPG123_CONF_OPT = --with-optimization=0 --disable-lfs-alias
+MPG123_CONF_OPT = --disable-lfs-alias
 MPG123_INSTALL_STAGING = YES
 MPG123_LICENSE = LGPLv2.1
 MPG123_LICENSE_FILES = COPYING