Extension - Check validate on Firefox when submit MV3 version for Firefox browser

[Sokol142196]

Describe the task Check validate on Firefox when submit MV3 version

• [x] Extension ID
• [x] Filesize

[saltict]

• I rolled back Firefox to MV2 and also separated firefox packaging
• Please re-test Firefox actions and also overview Chrome Version.

[ThaoNguyen998]

Version test: http://14.224.129.242:8900/s/rAsXY9QEeZxPSAx Validation passed. Checklist for issues: https://www.notion.so/subwallet/Check-list-all-function-b9c59fa926c64c38a77cbb0adbdb8fd7?pvs=4

Follow up:

• XCM: KSM PAH -> KAH -> disable
• Do not show NFT Kusama Asset Hub