Replaced glibc_libm with a meta-package

Its provided by the initramfs

src/minimal_overlay/bundles/glibc_libm/bundle.sh

@@ -1,32 +1,3 @@
 #!/bin/sh
 
-SRC_DIR=$(pwd)
-
-. ../../common.sh
-
-if [ ! -d $SYSROOT ] ; then
-  echo "Cannot continue - GLIBC is missing. Please buld GLIBC first."
-  exit 1
-fi
-
-mkdir -p "$WORK_DIR/overlay/$BUNDLE_NAME"
-cd $WORK_DIR/overlay/$BUNDLE_NAME
-
-DESTDIR="$PWD/${BUNDLE_NAME}_installed"
-
-rm -rf $DESTDIR
-
-mkdir -p $DESTDIR/lib
-cp $SYSROOT/lib/libm.so.6 $DESTDIR/lib/
-ln -s libm.so.6 $DESTDIR/lib/libm.so
-
-echo "Reducing $BUNDLE_NAME size"
-strip -g $DESTDIR/lib/*
-
-ROOTFS="$WORK_DIR/src/minimal_overlay/rootfs"
-
-cp -r $DESTDIR/* $ROOTFS
-
-echo "$BUNDLE_NAME has been installed."
-
-cd $SRC_DIR
+echo "$BUNDLE_NAME is provided by the initramfs"