fix typo

[jason-curtis]

• [N/A] closes #xxxx
• [none] tests added / passed
• [no (online Github minor change)] passes git diff upstream/master -u -- "*.py" | flake8 --diff
• [probably not necessary either?] whatsnew entry

[codecov]

Codecov Report

Merging #26775 into master will decrease coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #26775      +/-   ##
==========================================
- Coverage   91.71%   91.71%   -0.01%     
==========================================
  Files         178      178              
  Lines       50776    50776              
==========================================
- Hits        46571    46567       -4     
- Misses       4205     4209       +4

Flag	Coverage Δ
#multiple	90.3% <ø> (ø)	⬆️
#single	41.21% <ø> (-0.06%)	⬇️

Impacted Files	Coverage Δ
pandas/core/generic.py	93.91% <ø> (ø)	⬆️
pandas/io/gbq.py	78.94% <0%> (-10.53%)	⬇️
pandas/core/frame.py	96.88% <0%> (-0.12%)	⬇️

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov]

Codecov Report

Merging #26775 into master will decrease coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #26775      +/-   ##
==========================================
- Coverage   91.71%   91.71%   -0.01%     
==========================================
  Files         178      178              
  Lines       50776    50776              
==========================================
- Hits        46571    46567       -4     
- Misses       4205     4209       +4

Flag	Coverage Δ
#multiple	90.3% <ø> (ø)	⬆️
#single	41.21% <ø> (-0.06%)	⬇️

Impacted Files	Coverage Δ
pandas/core/generic.py	93.91% <ø> (ø)	⬆️
pandas/io/gbq.py	78.94% <0%> (-10.53%)	⬇️
pandas/core/frame.py	96.88% <0%> (-0.12%)	⬇️

---

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 13023c6...4aa63e8. Read the comment docs.

[WillAyd]

Thanks!