Add support for untyped contract args in /write

[joaquim-verges]

Changes

• Linear: https://linear.app/thirdweb/issue/INF-171/
• Here is the problem being solved.
• Here are the changes made.

How this PR will be tested

• Open the dashboard and click X. Result: A modal should appear.
• Call the /foo/bar API. Result: Returns 200 with "baz" in the response body.

Output

(Example: Screenshot/GIF for UI changes, cURL output for API changes)

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PR-Codex overview

This PR enhances the writeToContract function by adding support for parsing ABI parameters and includes new tests for writing to a contract with untyped arguments.

Detailed summary

• Added parseAbiParams to handle method input parameters in writeToContract.
• Changed params assignment to use parsed parameters from method.inputs.
• Introduced a new test for writing to a contract with untyped arguments.
• Updated existing tests to ensure compatibility with new functionality.

✨ Ask PR-Codex anything about this PR by commenting with /codex {your question}

[joaquim-verges]

• Add support for untyped contract args in /write #747 👈
• main

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