Set fill column for tex documents to 100.

[KineticTheory]

Status

• Reference:
  • Pre-Merge Code Review
  • CDash Status
• Checks
  • Travis/Appveyor CI checks pass
  • Code coverage does not decrease
  • Code reviewed/approved, sufficient DbC checks, testing, documentation

[codecov]

Codecov Report

Merging #1062 (ae3886e) into develop (98ab200) will decrease coverage by 2.5%.
The diff coverage is n/a.

❗ Current head ae3886e differs from pull request most recent head 7ea30eb. Consider uploading reports for the commit 7ea30eb to get more accurate results

@@            Coverage Diff            @@
##           develop   #1062     +/-   ##
=========================================
- Coverage     94.0%   91.4%   -2.6%     
=========================================
  Files          368     350     -18     
  Lines        17461   16098   -1363     
=========================================
- Hits         16423   14727   -1696     
- Misses        1038    1371    +333