CORTX-30751: Codacy code cleanup (#1606)

This patch fixes some of the codacy warnings.
warning fixed : "Double quote to prevent globing and words splitting".

Signed-off-by: Rinku Kothiya <rinku.kothiya@seagate.com>

m0t1fs/linux_kernel/st/m0t1fs_fsync_test.sh

@@ -19,15 +19,15 @@
 #
 
 
-. `dirname $0`/common.sh
-. `dirname $0`/m0t1fs_common_inc.sh
-. `dirname $0`/m0t1fs_client_inc.sh
-. `dirname $0`/m0t1fs_server_inc.sh
-. `dirname $0`/m0t1fs_sns_common_inc.sh
+. $(dirname "$0")/common.sh
+. $(dirname "$0")/m0t1fs_common_inc.sh
+. $(dirname "$0")/m0t1fs_client_inc.sh
+. $(dirname "$0")/m0t1fs_server_inc.sh
+. $(dirname "$0")/m0t1fs_sns_common_inc.sh
 
 fsync_test()
 {
-	`dirname $0`/m0t1fs_fsync_test_helper $MOTR_M0T1FS_MOUNT_DIR
+	`dirname "$0"`/m0t1fs_fsync_test_helper "$MOTR_M0T1FS_MOUNT_DIR"
 	return $?
 }
 
@@ -48,15 +48,15 @@ main()
 	rc=0
 	echo "motr service started"
 
-	mkdir -p $MOTR_M0T1FS_MOUNT_DIR
-	mount_m0t1fs $MOTR_M0T1FS_MOUNT_DIR "oostore" || return 1
+	mkdir -p "$MOTR_M0T1FS_MOUNT_DIR"
+	mount_m0t1fs "$MOTR_M0T1FS_MOUNT_DIR" "oostore" || return 1
 
 	fsync_test || {
 		echo "Failed: Fsync test failed.."
 		rc=1
 	}
 
-	unmount_m0t1fs $MOTR_M0T1FS_MOUNT_DIR &>> $MOTR_TEST_LOGFILE
+	unmount_m0t1fs "$MOTR_M0T1FS_MOUNT_DIR" &>> "$MOTR_TEST_LOGFILE"
 
 	motr_service stop
 	if [ $? -ne "0" ]