...

Since disk 1 (/dev/sda) has more than 1 partition, GParted is probably a useful tool for this task:
https://gparted.org/display-doc.php%3Fname%3Dmoving-space-between-partitions

NMIS VMs' using Logical

...

Volume Manager (LVM)

The resizing procedure is quite simple, for size increases at least. The two required steps are:

...