Fix starknet transaction fields types

[stwiname]

Description

• Fixes transaction hash being undefined
• Fix nonce and maxFee type and optionality
• Improve typescript types

Fixes # (issue)

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist

• I have tested locally
• I have performed a self review of my changes
• Updated any relevant documentation
• Linked to any relevant issues
• I have added tests relevant to my changes
• Any dependent changes have been merged and published in downstream modules
• My code is up to date with the base branch
• I have updated relevant changelogs. We suggest using chan

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🔴	Statements	48.39%	2294/4741
🟡	Branches	66.85%	238/356
🔴	Functions	52.48%	106/202
🔴	Lines	48.39%	2294/4741

Test suite run success

47 tests passing in 11 suites.

Report generated by 🧪jest coverage report action from 86d3cb6