Remove use of links so other binaries in the same workspace can use stock rayon-core

Author: Zoxc

.github/workflows/master.yaml

@@ -22,3 +22,4 @@ jobs:
       - run: cargo test --verbose --package rustc-rayon
       - run: cargo test --verbose --package rustc-rayon-core
       - run: ./ci/highlander.sh
+        if: github.repository != 'rust-lang/rustc-rayon'

.github/workflows/pr.yaml

@@ -27,6 +27,7 @@ jobs:
       - run: cargo test --verbose --package rustc-rayon
       - run: cargo test --verbose --package rustc-rayon-core
       - run: ./ci/highlander.sh
+        if: github.repository != 'rust-lang/rustc-rayon'
 
   fmt:
     name: Format

rayon-core/Cargo.toml

@@ -9,8 +9,6 @@ repository = "https://github.com/rust-lang/rustc-rayon"
 documentation = "https://docs.rs/rustc-rayon-core/"
 rust-version = "1.59"
 edition = "2021"
-links = "rayon-core"
-build = "build.rs"
 readme = "README.md"
 keywords = ["parallel", "thread", "concurrency", "join", "performance"]
 categories = ["concurrency"]