Fix typos and errors in comments

[jip]

1. Misnamed variables,
2. errors in workspace length required.

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (38f7703) 0.00% compared to head (6f8dada) 0.00%.

❗ Current head 6f8dada differs from pull request most recent head 1f0d961. Consider uploading reports for the commit 1f0d961 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #809   +/-   ##
=======================================
  Coverage    0.00%    0.00%           
=======================================
  Files        1908     1908           
  Lines      186968   186968           
=======================================
  Misses     186968   186968           

Impacted Files	Coverage Δ
SRC/cgbsvx.f	0.00% <ø> (ø)
SRC/cgejsv.f	0.00% <ø> (ø)
SRC/cgesvx.f	0.00% <ø> (ø)
SRC/dgbsvx.f	0.00% <ø> (ø)
SRC/dgejsv.f	0.00% <ø> (ø)
SRC/dgesvx.f	0.00% <ø> (ø)
SRC/sgbsvx.f	0.00% <ø> (ø)
SRC/sgesvx.f	0.00% <ø> (ø)
SRC/zgbsvx.f	0.00% <ø> (ø)
SRC/zgejsv.f	0.00% <ø> (ø)
... and 1 more

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