Remove duplicate #undef EMIT2

[zeertzjq]

No description provided.

[codecov]

Codecov Report

Merging #9932 (9f63eeb) into master (20fb28b) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #9932   +/-   ##
=======================================
  Coverage   81.89%   81.89%           
=======================================
  Files         167      167           
  Lines      187067   187067           
  Branches    42159    42159           
=======================================
+ Hits       153198   153201    +3     
+ Misses      21532    21530    -2     
+ Partials    12337    12336    -1     

Flag	Coverage Δ
huge-clang-none	82.31% <ø> (-0.01%)	⬇️
huge-gcc-none	82.64% <ø> (+<0.01%)	⬆️
huge-gcc-testgui	81.10% <ø> (-0.01%)	⬇️
huge-gcc-unittests	2.01% <ø> (ø)
linux	83.88% <ø> (-0.01%)	⬇️
mingw-x64-HUGE	0.00% <ø> (ø)
mingw-x64-HUGE-gui	77.15% <ø> (+<0.01%)	⬆️
windows	75.93% <ø> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/regexp_nfa.c	89.85% <ø> (ø)
src/message.c	81.27% <0.00%> (-0.24%)	⬇️
src/term.c	73.31% <0.00%> (-0.16%)	⬇️
src/channel.c	83.67% <0.00%> (-0.10%)	⬇️
src/fileio.c	75.88% <0.00%> (-0.09%)	⬇️
src/netbeans.c	73.04% <0.00%> (-0.08%)	⬇️
src/libvterm/src/state.c	89.56% <0.00%> (-0.07%)	⬇️
src/window.c	87.91% <0.00%> (-0.07%)	⬇️
src/tag.c	87.74% <0.00%> (ø)
src/version.c	84.16% <0.00%> (ø)
... and 5 more

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