Add direct routes to specific Account management modals in Wallet

[josheleonard]

Description

Adds routes to directly open a page to specific account management modals in wallet

Expected result:

All tabs of wallet/crypto/accounts/add-account should have a corresponding URL

• add account modal: /crypto/accounts/add-account/create/:accountTypeName?
• import account modals: /crypto/accounts/add-account/import/:accountTypeName?
• hardware wallet import modals: /crypto/accounts/add-account/hardware/:accountTypeName?

Test Plan

• Enable filecoin flag
• Create/Restore and unlock the crypto wallet
• Open the wallet page

- add account modal

• click on the Accounts tab
• click Create account
• click Ethereum
• verify that that browser URL is: brave://wallet/crypto/accounts/add-account/create/ETH
• repeat for SOL & FIL

- Import account modal

• click on the Accounts tab
• click Import account
• click Ethereum
• verify that that browser URL is: brave://wallet/crypto/accounts/add-account/import/ethereum
• repeat for Solana & Filecoin

- Import Hardware Account modal

• click on the Accounts tab
• click Import account
• click Ethereum
• verify that that browser URL is: brave://wallet/crypto/accounts/add-account/hardware/ethereum
• repeat for Solana & Filecoin

[srirambv]

Brave	1.41.93 Chromium: 103.0.5060.114 (Official Build) (64-bit)
Revision	a1c2360c5b02a6d4d6ab33796ad8a268a6128226-refs/branch-heads/5060@{#1124}
OS	☑️ Linux	☑️ Windows 11 Version 21H2 (Build 22000.708)	☑️ macOS Version 12.0.1 (Build 21C52)
Verified steps from issue Verified direct routes to specific Account management modals in wallet work Verified manually typing the direct routes also work
	22588-Linux.mp4	22588-Windows.mp4	22588-macOS.mov