Correct minor typo in BitMaskKeyCondition

[dstrain115]

• Noticed it while using the example code.

[pavoljuhas]

Please also patch here -

diff --git a/docs/build/classical_control.ipynb b/docs/build/classical_control.ipynb
index 0cfc9143..8bb7c549 100644
--- a/docs/build/classical_control.ipynb
+++ b/docs/build/classical_control.ipynb
@@ -202,3 +202,3 @@
     "The `cirq.KeyedCondition` class limited in that it evaluate a simple function `is the value != 0?`. When doing multi-qubit measurement we often need to do more complex function like applying a bitmask before comparison. The class [cirq.BitMaskKeyCondition](https://github.com/quantumlib/Cirq/blob/ebef9bff978f28b032f54eb5f0a2e1cb9ec6464c/cirq-core/cirq/value/condition.py#L140) provides this functionality allowing us to do:\n",
-    "- `BitMaskKeycondition('a')` $\\rightarrow a \\neq 0$\n",
+    "- `BitMaskKeyCondition('a')` $\\rightarrow a \\neq 0$\n",
     "- `BitMaskKeyCondition('a', bitmask=13)` $\\rightarrow  (a \\& 13) \\neq 0$\n",

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.64%. Comparing base (9b367de) to head (ba2788d).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7251      +/-   ##
==========================================
- Coverage   98.64%   98.64%   -0.01%     
==========================================
  Files        1106     1106              
  Lines       95990    95990              
==========================================
- Hits        94692    94690       -2     
- Misses       1298     1300       +2     

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