chore: update readme

README.MD

@@ -31,6 +31,7 @@
    ```bash
    rm -rf /path/to/backup
    ```
+
 2. Import a persistent volume
 
    a. Create a tmp directory
@@ -45,10 +46,11 @@
    ```bash
    docker run --rm -v <persistent-volume-name>:/data -v /path/to/backup:/app ghcr.io/swiftwave-org/volume-toolkit import
    ```
+
 3. Measure the size of a persistent volume
 
    a. Run the following command
    ```bash
    docker run --rm -v <persistent-volume-name>:/data  -v /path/to/backup:/app volume-toolkit size
    ```
-   b. The size of the persistent volume will be written in `/path/to/backup/size.txt` file in bytes format.
+   b. The size of the persistent volume will be written in `/path/to/backup/size.txt` file in bytes format.