DOC: Correct choice signature

Add shuffle to signature

Author: bashtage

numpy/random/_generator.pyx

@@ -629,7 +629,7 @@ cdef class Generator:
     @cython.wraparound(True)
     def choice(self, a, size=None, replace=True, p=None, axis=0, bint shuffle=True):
         """
-        choice(a, size=None, replace=True, p=None, axis=0):
+        choice(a, size=None, replace=True, p=None, axis=0, shuffle=True):
 
         Generates a random sample from a given 1-D array