Allow overriding Session ID for Guest mode

[0xFirekeeper]

Closes TOOL-3133

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PR-Codex overview

This PR introduces additional parameters to the LinkAccount method across multiple wallet implementations, allowing for a more flexible linking process. It adds defaultSessionIdOverride and forceWalletIds, enhancing guest authentication and wallet linking functionalities.

Detailed summary

• Added defaultSessionIdOverride and forceWalletIds parameters to LinkAccount method in:
  • PrivateKeyWallet
  • SmartWallet
  • IThirdwebWallet
  • EcosystemWallet
• Updated PreAuth_Guest to accept defaultSessionIdOverride.
• Modified calls to PreAuth_Guest and PreAuth_SiweExternal to use new parameters.

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[linear]

TOOL-3133 Allow overriding default Guest mode Session ID

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Please upload report for BASE (main@b50e1ed). Learn more about missing BASE report.
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
...irdweb/Thirdweb.Wallets/SmartWallet/SmartWallet.cs	0.00%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #124   +/-   ##
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  Coverage        ?   76.58%           
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  Files           ?       28           
  Lines           ?     4804           
  Branches        ?      665           
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  Hits            ?     3679           
  Misses          ?      951           
  Partials        ?      174           

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