[2132932] Typo in PVC size units menu

Description of problem: VM disk size unit in Edit disk dialog has typo in menu.

Version-Release number of selected component (if applicable):

How reproducible: always

Steps to Reproduce:
1. Open stopped VM Overview
2. Go to Disks tab
3. Click rootdisk kebab button and select "Edit"
4. Select Blank as Source
5. Click "Persistent Volume Claim size" units menu

Actual results: DynamicB

Expected results: Dynamic

Additional info: