Bump MSRV to 1.85 (#899)

Co-authored-by: Lukas Wirth <[email protected]>

Author: Veykril

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.80.0
+          - 1.85.0
           - stable
           - beta
         experimental:

Cargo.toml

@@ -64,9 +64,6 @@ rustversion = "1.0"
 test-log = { version = "0.2.11", features = ["trace"] }
 trybuild = "1.0"
 
-# not directly used, but 2.5.0 bumped the MSRV beyond 1.80 so pin it temporarily
-half = "=2.4.1"
-
 [target.'cfg(all(not(target_os = "windows"), not(target_os = "openbsd"), any(target_arch = "x86_64", target_arch = "aarch64", target_arch = "powerpc64")))'.dev-dependencies]
 tikv-jemallocator = "0.6.0"
 
@@ -94,4 +91,4 @@ authors = ["Salsa developers"]
 edition = "2021"
 license = "Apache-2.0 OR MIT"
 repository = "https://github.com/salsa-rs/salsa"
-rust-version = "1.80"
+rust-version = "1.85"