Prevent concurrent processes snafu

[Andrew-S-Rosen]

Some boilerplate changes to prevent accidental errors with the CWD.

[codecov]

Codecov Report

Attention: Patch coverage is 91.66667% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 99.29%. Comparing base (f1a4fbc) to head (9e5efdf).
Report is 2 commits behind head on main.

Files	Patch %	Lines
src/quacc/calculators/espresso/utils.py	66.66%	1 Missing ⚠️
src/quacc/schemas/cclib.py	85.71%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1977   +/-   ##
=======================================
  Coverage   99.29%   99.29%           
=======================================
  Files          81       81           
  Lines        3254     3254           
=======================================
  Hits         3231     3231           
  Misses         23       23           

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