Fix code highlighting

content/en/linux-lifehacks/how-to-create-lvm-logical-volume.md

@@ -14,7 +14,7 @@ sudo fdisk -l
 ```
 to make sure the drive is recognized by the operating system, and to identify the drive name. Output
 of command will be something like this:
-```plaintext
+```
 Disk /dev/vdb: 10 GiB, 10737418240 bytes, 20971520 sectors
 Units: sectors of 1 * 512 = 512 bytes
 Sector size (logical/physical): 512 bytes/512 bytes
@@ -26,7 +26,7 @@ physical volume using the command:
 sudo pvcreate /dev/vdb
 ```
 You will see output like this:
-```plaintext
+```
 kostya@ubuntu-21-04:~$ sudo pvcreate /dev/vdb
 Physical volume "/dev/vdb" successfully created.
 kostya@ubuntu-21-04:~$
@@ -41,7 +41,7 @@ In our case, the command will look like this:
 sudo vgcreate vg-example /dev/vdb
 ```
 The command output will look like this:
-```plaintext
+```
 kostya@ubuntu-21-04:~$ sudo vgcreate vg-example/dev/vdb
 Volume group "vg-example" successfully created
 kostya@ubuntu-21-04:~$
@@ -56,7 +56,7 @@ In our case, it will be:
 sudo lvcreate --size 5G --name lv-example vg-example
 ```
 You will see output like this:
-```plaintext
+```
 kostya@ubuntu-21-04:~$ sudo lvcreate --size 5G --name lv-example vg-example
 Logical volume "lv-example" created.
 kostya@ubuntu-21-04:~$
@@ -71,7 +71,7 @@ To create an xfs filesystem, type the command:
 sudo mkfs.xfs /dev/vg-example/lv-example
 ```
 The command output will look like this:
-```plaintext
+```
 kostya@ubuntu-21-04:~$ sudo mkfs.xfs/dev/vg-example/lv-example
 meta-data =/dev/vg-example/lv-example isize = 512 agcount = 4, agsize = 327680 blks
             = sectsz = 512 attr = 2, projid32bit = 1
@@ -102,7 +102,7 @@ You can verify that the logical volume has been mounted successfully using the c
 df -h /opt
 ```
 The output should be like this:
-```plaintext
+```
 kostya@ubuntu-21-04:~$ df -h /opt/
 Filesystem                         Size  Used Avail Use% Mounted on
 /dev/mapper/vg--random-lv--random  5.0G   68M  5.0G   2% /opt