Apply ruff/refurb rules (FURB)

FURB163 Prefer `math.log10`/`math.log2` over `math.log` with a redundant base

Author: DimitriPapadopoulos

numcodecs/quantize.py

@@ -63,12 +63,12 @@ def encode(self, buf):
 
         # apply scaling
         precision = 10.0**-self.digits
-        exp = math.log(precision, 10)
+        exp = math.log10(precision)
         if exp < 0:
             exp = int(math.floor(exp))
         else:
             exp = int(math.ceil(exp))
-        bits = math.ceil(math.log(10.0**-exp, 2))
+        bits = math.ceil(math.log2(10.0**-exp))
         scale = 2.0**bits
         enc = np.around(scale * arr) / scale