fix: typo in sndarray docs calling it surfarray #3567

Signed-off-by: Farhan Tariq <[email protected]>

Author: f4ni

docs/reST/ref/sndarray.rst

@@ -10,7 +10,7 @@
 
 Functions to convert between NumPy arrays and Sound objects. This
 module will only be functional when pygame can use the external NumPy
-package. If NumPy can't be imported, ``surfarray`` becomes a ``MissingModule``
+package. If NumPy can't be imported, ``sndarray`` becomes a ``MissingModule``
 object.
 
 Sound data is made of thousands of samples per second, and each sample is the