fix hostcalls

[qiweiii]

the last 0.6.7 fixes

[github-actions]

The changes include a beneficial refactoring of footprint calculation logic into the ServiceAccountDetails type and a critical fix in the Write host call to prevent writing data if the account balance is insufficient. However, there is a potential type mismatch issue in the Info host call.

[xlc]

Suggested change

	} else if value == nil {
	state.writeRegister(Registers.Index(raw: 7), HostCallResultCode.NONE.rawValue)
	} else {
	state.writeRegister(Registers.Index(raw: 7), HostCallResultCode.OK.rawValue)
	state.writeRegister(Registers.Index(raw: 7), value!.count)
	} else if let valuel {
	state.writeRegister(Registers.Index(raw: 7), value.count)
	} else {
	state.writeRegister(Registers.Index(raw: 7), HostCallResultCode.NONE.rawValue)

so we can avoid the force unwrap

[qiweiii]

will be included in the next pr

[codecov]

Codecov Report

❌ Patch coverage is 93.84615% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 81.75%. Comparing base (668d64a) to head (471bd52).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
JAMTests/Tests/JAMTests/w3f/AccumulateTests.swift	50.00%	3 Missing ⚠️
.../Blockchain/VMInvocations/HostCall/HostCalls.swift	95.23%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #358      +/-   ##
==========================================
- Coverage   81.80%   81.75%   -0.06%     
==========================================
  Files         378      378              
  Lines       33237    33221      -16     
==========================================
- Hits        27191    27159      -32     
- Misses       6046     6062      +16     

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