Fix key-mismatch for setting electronic temperture with --fod

[awvwgk]

• also adjust default temperature for FOD to 5000 K (more reasonable default)

[codecov]

Codecov Report

Merging #382 (5a27d24) into master (0b1edcd) will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master     #382   +/-   ##
=======================================
  Coverage   40.55%   40.55%           
=======================================
  Files         302      302           
  Lines       50622    50622           
=======================================
  Hits        20529    20529           
  Misses      30093    30093           

Impacted Files	Coverage Δ
src/prog/main.F90	41.14% <0.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 0b1edcd...5a27d24. Read the comment docs.