libraries/xmpppy: Fix SLKCFLAGS -02 typo.

Signed-off-by: B. Watson <yalhcru@gmail.com>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

libraries/xmpppy/xmpppy.SlackBuild

@@ -39,13 +39,13 @@ if [ -z "$ARCH" ]; then
 fi
 
 if [ "$ARCH" = "i486" ]; then
-  SLKCFLAGS="-02 -march=i486 -mtune=i686"
+  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
   LIBDIRSUFFIX=""
 elif [ "$ARCH" = "x86_64" ]; then
-  SLKCFLAGS="-02 -fPIC"
+  SLKCFLAGS="-O2 -fPIC"
   LIBDIRSUFFIX="64"
 else
-  SLKCFLAGS="-02"
+  SLKCFLAGS="-O2"
   LIBDIRSUFFIX=""
 fi