test: fix mount tests on newer kernels

Newer kernels now report the inode64 option being there by default,
which messed up the system tests.

test/bst.t

@@ -50,15 +50,15 @@ Program must be a child of init of its pid namespace
 
 Testing mount semantics
 
-	$ bst --mount tmp,/tmp,tmpfs,defaults sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//"'
+	$ bst --mount tmp,/tmp,tmpfs,defaults sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//" -e "s/,inode64//"'
 	tmp /tmp tmpfs rw,relatime 0 0
 
 	$ [ "$(bst --mount /dev/shm,/mnt,none,bind sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s|/mnt|/dev/shm|"')" = "$(grep /dev/shm /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//")" ]
 
-	$ bst --mount tmp,/tmp,tmpfs,dirsync,noatime,nodev,nodiratime,noexec,nosuid,relatime,ro,silent,strictatime,sync sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//"'
+	$ bst --mount tmp,/tmp,tmpfs,dirsync,noatime,nodev,nodiratime,noexec,nosuid,relatime,ro,silent,strictatime,sync sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//" -e "s/,inode64//"'
 	tmp /tmp tmpfs ro,sync,dirsync,nosuid,nodev,noexec,nodiratime 0 0
 
-	$ bst --mount tmp,/tmp,tmpfs,noatime,atime,nodev,dev,nodiratime,diratime,noexec,exec,nosuid,suid,relatime,norelatime,ro,rw,silent,loud,strictatime,nostrictatime,sync,async sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//"'
+	$ bst --mount tmp,/tmp,tmpfs,noatime,atime,nodev,dev,nodiratime,diratime,noexec,exec,nosuid,suid,relatime,norelatime,ro,rw,silent,loud,strictatime,nostrictatime,sync,async sh -c 'tail -n 1 /proc/mounts | sed -Ee "s/,uid=[[:digit:]]+,gid=[[:digit:]]+//" -e "s/,seclabel//" -e "s/,inode64//"'
 	tmp /tmp tmpfs rw,relatime 0 0
 
 	$ bst --mount tmp,/tmp,tmpfs,foo=bar true