Fix generation of local certificate files when running from publish directory

[bart-vmware]

Description

Bugfix: AuthApi sample crashes at startup when running from publish directory.

C:\Test\Api> .\Steeltoe.Samples.AuthApi.exe
Unhandled exception. System.TypeInitializationException: The type initializer for 'Steeltoe.Common.Certificates.LocalCertificateWriter' threw an exception.
 ---> System.ArgumentOutOfRangeException: length ('-1') must be a non-negative value. (Parameter 'length')
Actual value was -1.
   at System.ArgumentOutOfRangeException.ThrowNegative[T](T value, String paramName)
   at System.ArgumentOutOfRangeException.ThrowIfNegative[T](T value, String paramName)
   at System.String.ThrowSubstringArgumentOutOfRange(Int32 startIndex, Int32 length)
   at System.String.Substring(Int32 startIndex, Int32 length)
   at Steeltoe.Common.Certificates.LocalCertificateWriter..cctor() in C:\Source\Repos\Steeltoe\src\Common\src\Certificates\LocalCertificateWriter.cs:line 16
   --- End of inner exception stack trace ---
   at Steeltoe.Common.Certificates.LocalCertificateWriter.Write(Guid orgId, Guid spaceId) in C:\Source\Repos\Steeltoe\src\Common\src\Certificates\LocalCertificateWriter.cs:line 46
   at Steeltoe.Common.Certificates.CertificateConfigurationExtensions.AddAppInstanceIdentityCertificate(IConfigurationBuilder builder, TimeProvider timeProvider, Nullable`1 orgId, Nullable`1 spaceId) in C:\Source\Repos\Steeltoe\src\Common\src\Certificates\CertificateConfigurationExtensions.cs:line 135
   at Steeltoe.Common.Certificates.CertificateConfigurationExtensions.AddAppInstanceIdentityCertificate(IConfigurationBuilder builder, Nullable`1 orgId, Nullable`1 spaceId) in C:\Source\Repos\Steeltoe\src\Common\src\Certificates\CertificateConfigurationExtensions.cs:line 97
   at Program.<Main>$(String[] args) in C:\Source\Repos\Samples\Security\src\AuthApi\Program.cs:line 27

It crashes because bin is not in the current directory path.

Quality checklist

• Your code complies with our Coding Style.
• You've updated unit and/or integration tests for your change, where applicable.
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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud