Bug 1697842 - Don't specify a rayon minor version in Cargo.toml. r=jrmuizel

This will allow us to not change these files if we need to change the
rayon version to fix stability issues like bug 1694671.

Differential Revision: https://phabricator.services.mozilla.com/D108042

gfx/wr/webrender/Cargo.toml

@@ -44,7 +44,7 @@ malloc_size_of_derive = "0.1"
 num-traits = "0.2"
 plane-split = "0.17"
 png = { optional = true, version = "0.16" }
-rayon = "1.5"
+rayon = "1"
 ron = { optional = true, version = "0.6.2" }
 serde = { optional = true, version = "1.0", features = ["serde_derive"] }
 serde_json = { optional = true, version = "1.0" }

servo/components/style/Cargo.toml

@@ -59,7 +59,7 @@ num-derive = "0.3"
 owning_ref = "0.4"
 parking_lot = "0.11"
 precomputed-hash = "0.1.1"
-rayon = "1.5"
+rayon = "1"
 selectors = { path = "../selectors" }
 serde = {version = "1.0", optional = true, features = ["derive"]}
 servo_arc = { path = "../servo_arc" }