More GitHub action fixes pt7.

Author: kukabi

.github/workflows/rust_checks.yml

@@ -24,10 +24,8 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Make the chainspec init script executable
-        working-directory: ./_chainspecs
-        run: chmod +x ./init.sh
+        run: chmod +x ./_chainspecs/init.sh
       - name: Fetch chainspecs
-        working-directory: ./_chainspecs
         run: ./_chainspecs/init.sh
       - name: Toolchain
         uses: actions-rs/toolchain@v1

_chainspecs/init.sh

@@ -1,3 +1,4 @@
 #!/usr/bin/env bash
 # coretime westend
+cd "$(dirname "$0")"
 wget https://github.com/paritytech/polkadot-sdk/raw/refs/heads/master/cumulus/parachains/chain-specs/coretime-westend.json