Add connector configuration support for user-based SMS OTP resend blocking

[HasiniSama]

Purpose

$subject

Related: #62

Add the below configuration to enable this:

[authentication.authenticator.sms_otp_local.parameters]
EnableUserBasedResendBlocking = "true"

[wso2-engineering]

AI Agent Log Improvement Checklist

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Comment	Accepted (Y/N)	Reason
#### Log Improvement Suggestion No: 1	N	Redundant log.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 63.56%. Comparing base (f61120c) to head (bf98820).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
...auth/smsotp/authenticator/SMSOTPAuthenticator.java	0.00%	2 Missing ⚠️

❌ Your patch status has failed because the patch coverage (0.00%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #72      +/-   ##
============================================
- Coverage     63.68%   63.56%   -0.12%     
+ Complexity      293      289       -4     
============================================
  Files            26       26              
  Lines          1407     1408       +1     
  Branches        253      253              
============================================
- Hits            896      895       -1     
- Misses          430      432       +2     
  Partials         81       81              

Flag	Coverage Δ
unit	38.75% <0.00%> (-0.04%)	⬇️

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[HasiniSama]

Covering this specific method with a unit test provides minimal value because it does not contain any meaningful business logic or decision-making. The code simply retrieves a configuration value.