rust: upgrade `rayon` dependency

This includes a potential soundness fix as well as some improvements to
performance which should be helpful.

rust/Cargo.lock

@@ -1023,9 +1023,9 b' dependencies = ['
 
 [[package]]
 name = "rayon"
-version = "1.6.1"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db3a213adf02b3bcfd2d3846bb41cb22857d131789e01df434fb7e7bc0759b7"
+checksum = "1d2df5196e37bcc87abebc0053e20787d73847bb33134a69841207dd0a47f03b"
 dependencies = [
  "either",
  "rayon-core",
@@ -1033,9 +1033,9 b' dependencies = ['
 
 [[package]]
 name = "rayon-core"
-version = "1.10.2"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "356a0625f1954f730c0201cdab48611198dc6ce21f4acff55089b5a78e6e835b"
+checksum = "4b8f95bd6966f5c87776639160a66bd8ab9895d9d4ab01ddba9fc60661aebe8d"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",

rust/hg-core/Cargo.toml

@@ -24,7 +24,7 b' ouroboros = "0.15.5"'
 rand = "0.8.5"
 rand_pcg = "0.3.1"
 rand_distr = "0.4.3"
-rayon = "1.6.1"
+rayon = "1.7.0"
 regex = "1.7.0"
 sha-1 = "0.10.0"
 twox-hash = "1.6.3"

rust/rhg/Cargo.toml

@@ -22,4 +22,4 b' env_logger = "0.9.3"'
 format-bytes = "0.3.0"
 users = "0.11.0"
 which = "4.3.0"
-rayon = "1.6.1"
+rayon = "1.7.0"