Fix --configure by adding delays after sections

[pdxlocations]

This PR adds short delays after each configuration section. In my testing this fixed restoring 100% configs 100% of the time.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.

Project coverage is 59.48%. Comparing base (622a435) to head (8e48d14).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
meshtastic/__main__.py	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #783      +/-   ##
==========================================
- Coverage   59.60%   59.48%   -0.12%     
==========================================
  Files          24       24              
  Lines        4114     4122       +8     
==========================================
  Hits         2452     2452              
- Misses       1662     1670       +8     

Flag	Coverage Δ
unittests	59.48% <0.00%> (-0.12%)	⬇️

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