Bump required version of average

This fixes the bug involving the uniformity test failing with the serde1 feature.

Author: dhardy

Cargo.toml

@@ -73,7 +73,7 @@ winapi = { version = "0.3", features = ["minwindef", "ntsecapi", "profileapi", "
 
 [dev-dependencies]
 # This has a histogram implementation used for testing uniformity.
-average = "0.9.2"
+average = "0.10.2"
 # Only for benches:
 rand_xoshiro = { path = "rand_xoshiro", version = "0.1" }