fix: handle gov api error

[Sanket322]

• closes: Option to generate GSTR-1 only for books for JSON support #2877
• closes: GSTR-1: Unfiled tab reconciliation could be optional: especially for cases where e-Invoice is not applicable #2881

_{Huly®: IC-3024}

[codecov]

Codecov Report

Attention: Patch coverage is 9.09091% with 20 lines in your changes missing coverage. Please review.

Project coverage is 60.07%. Comparing base (fec611f) to head (90c3470).
Report is 9 commits behind head on develop.

Files with missing lines	Patch %	Lines
...st_india/doctype/gst_return_log/generate_gstr_1.py	9.09%	10 Missing ⚠️
...gst_india/doctype/gst_return_log/gst_return_log.py	16.66%	5 Missing ⚠️
...iance/gst_india/doctype/gstr_1_beta/gstr_1_beta.py	0.00%	5 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2897      +/-   ##
===========================================
- Coverage    60.15%   60.07%   -0.08%     
===========================================
  Files          122      122              
  Lines        12061    12080      +19     
===========================================
+ Hits          7255     7257       +2     
- Misses        4806     4823      +17     

Files with missing lines	Coverage Δ
...gst_india/doctype/gst_return_log/gst_return_log.py	25.00% <16.66%> (-0.47%)	⬇️
...iance/gst_india/doctype/gstr_1_beta/gstr_1_beta.py	0.00% <0.00%> (ø)
...st_india/doctype/gst_return_log/generate_gstr_1.py	14.77% <9.09%> (-0.10%)	⬇️

... and 3 files with indirect coverage changes

[vorasmit]

• Settings for reconciling unfiled data
• Multiple generate in one all