build-sys: use slash for binaries in gitignore

.. otherwise git interprets binaries names as shell blog and apply
the pattern globally.

Signed-off-by: Karel Zak <kzak@redhat.com>

.gitignore

@@ -58,112 +58,110 @@ config/ltmain.sh
 #
 # binaries
 #
-addpart
+/addpart
-agetty
+/agetty
-arch
+/arch
-blkid
+/blkid
-blockdev
+/blockdev
-cal
+/cal
-cfdisk
+/cfdisk
-chcpu
+/chcpu
-chfn
+/chfn
-chkdupexe
+/chkdupexe
-chrt
+/chrt
-chsh
+/chsh
-col
+/col
-colcrt
+/colcrt
-colrm
+/colrm
-column
+/column
-ctrlaltdel
+/ctrlaltdel
-cytune
+/cytune
-ddate
+/ddate
-delpart
+/delpart
-dmesg
+/dmesg
-eject
+/eject
-elvtune
+/elvtune
-fallocate
+/fallocate
-fdformat
+/fdformat
-fdisk
+/fdisk
-findfs
+/findfs
-findmnt
+/findmnt
-flock
+/flock
-fsck
+/fsck
-fsck.cramfs
+/fsck.cramfs
-fsck.minix
+/fsck.minix
-fsfreeze
+/fsfreeze
-fstrim
+/fstrim
-getopt
+/getopt
-hexdump
+/hexdump
-hwclock
+/hwclock
-i386.8
+/ionice
-ia64.8
+/ipcmk
-ionice
+/ipcrm
-ipcmk
+/ipcs
-ipcrm
+/isosize
-ipcs
+/kill
-isosize
+/last
-kill
+/ldattach
-last
+/line
-ldattach
+/logger
-line
+/login
-logger
+/look
-login
+/losetup
-look
+/lsblk
-losetup
+/lscpu
-lsblk
+/lslocks
-lscpu
+/mcookie
-lslocks
+/mesg
-mcookie
+/mkfs
-mesg
+/mkfs.bfs
-mkfs
+/mkfs.cramfs
-mkfs.bfs
+/mkfs.minix
-mkfs.cramfs
+/mkswap
-mkfs.minix
+/more
-mkswap
+/mount
-more
+/mountpoint
-mount
+/namei
-mountpoint
+/newgrp
-namei
+/partx
-newgrp
+/pg
-partx
+/pivot_root
-pg
+/prlimit
-pivot_root
+/raw
-prlimit
+/readprofile
-raw
+/rename
-readprofile
+/renice
-rename
+/rev
-renice
+/rtcwake
-rev
+/sample-mkfs
-rtcwake
+/sample-partitions
-sample-mkfs
+/sample-superblocks
-sample-partitions
+/sample-topology
-sample-superblocks
+/script
-sample-topology
+/scriptreplay
-script
+/setarch
-scriptreplay
+/setsid
-setarch
+/setterm
-setsid
+/sfdisk
-setterm
+/su
-sfdisk
+/sulogin
-su
+/swaplabel
-sulogin
+/swapoff
-swaplabel
+/swapon
-swapoff
+/switch_root
-swapon
+/tailf
-switch_root
+/taskset
-tailf
+/test_*
-taskset
+/tunelp
-test_*
+/ul
-tunelp
+/umount
-ul
+/unshare
-umount
+/utmpdump
-unshare
+/uuidd
-utmpdump
+/uuidgen
-uuidd
+/vipw
-uuidgen
+/wall
-vipw
+/wdctl
-wall
+/whereis
-wdctl
+/wipefs
-whereis
+/write
-wipefs
-write