fix: Make protobuf marshaling deterministic

[0xivanov]

Description:

Related issue(s):

Fixes #1436

Notes for reviewer:

Checklist

• Documented (Code comments, README, etc.)
• Tested (unit, integration, etc.)

[lfdt-bot]

🎉 Snyk checks have passed. No issues have been found so far.

✅ security/snyk check is complete. No issues have been found. (View Details)

[codecov]

Codecov Report

Attention: Patch coverage is 60.71429% with 22 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
sdk/transaction_record.go	0.00%	2 Missing ⚠️
sdk/account_info.go	50.00%	1 Missing ⚠️
sdk/contract_function_result.go	0.00%	1 Missing ⚠️
sdk/contract_info.go	0.00%	1 Missing ⚠️
sdk/custom_fixed_fee.go	0.00%	1 Missing ⚠️
sdk/exchange_rate.go	0.00%	1 Missing ⚠️
sdk/fee_components.go	0.00%	1 Missing ⚠️
sdk/fee_data.go	0.00%	1 Missing ⚠️
sdk/fee_schedule.go	0.00%	1 Missing ⚠️
sdk/fee_schedules.go	0.00%	1 Missing ⚠️
... and 11 more

Files with missing lines	Coverage Δ
sdk/account_id.go	68.38% <100.00%> (ø)
sdk/assessed_custom_fee.go	55.00% <100.00%> (ø)
sdk/batch_transaction.go	81.65% <100.00%> (ø)
sdk/contract_id.go	76.47% <100.00%> (ø)
sdk/crypto.go	72.23% <100.00%> (ø)
sdk/custom_fractional_fee.go	82.60% <100.00%> (ø)
sdk/delegatable_contract_id.go	78.00% <100.00%> (ø)
sdk/executable.go	80.17% <100.00%> (ø)
sdk/file_append_transaction.go	76.85% <100.00%> (ø)
sdk/file_id.go	77.44% <100.00%> (ø)
... and 31 more

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