Make floret murmurhash endian-neutral (#9735)

spacy/vectors.pyx

@@ -1,5 +1,5 @@
 cimport numpy as np
-from libc.stdint cimport uint32_t
+from libc.stdint cimport uint32_t, uint64_t
 from cython.operator cimport dereference as deref
 from libcpp.set cimport set as cppset
 from murmurhash.mrmr cimport hash128_x64
@@ -353,12 +353,18 @@ cdef class Vectors:
         key (str): The string key.
         RETURNS: A list of the integer hashes.
         """
-        cdef uint32_t[4] out
+        # MurmurHash3_x64_128 returns an array of 2 uint64_t values.
+        cdef uint64_t[2] out
         chars = s.encode("utf8")
         cdef char* utf8_string = chars
         hash128_x64(utf8_string, len(chars), self.hash_seed, &out)
-        rows = [out[i] for i in range(min(self.hash_count, 4))]
-        return rows
+        rows = [
+            out[0] & 0xffffffffu,
+            out[0] >> 32,
+            out[1] & 0xffffffffu,
+            out[1] >> 32,
+        ]
+        return rows[:min(self.hash_count, 4)]
 
     def _get_ngrams(self, unicode key):
         """Get all padded ngram strings using the ngram settings.