Fix spelling of language

[odow]

@IainNZ was responsible for this cracker a very long time ago: 7e49d65

I kinda feel like we should leave it in perpetuity.

There are some other instances in the examples, but they are fixed in #1712.

[codecov]

Codecov Report

Merging #1720 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1720   +/-   ##
=======================================
  Coverage   68.69%   68.69%           
=======================================
  Files          30       30           
  Lines        3891     3891           
=======================================
  Hits         2673     2673           
  Misses       1218     1218

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[codecov]

Codecov Report

Merging #1720 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1720   +/-   ##
=======================================
  Coverage   68.69%   68.69%           
=======================================
  Files          30       30           
  Lines        3891     3891           
=======================================
  Hits         2673     2673           
  Misses       1218     1218

---

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 ed2f732...dd65519. Read the comment docs.

[IainNZ]

Obviously intentional, trying to create a new word