Eliminate dependency on unmaintained node12-based action

Reviewed By: diliop

Differential Revision: D47220090

fbshipit-source-id: 0b69dcce8115db028d194746fb1fc4fa2d283ad4

Author: David Tolnay

third-party/watchman/src/.github/workflows/getdeps_linux.yml

@@ -18,11 +18,7 @@ jobs:
     - name: Fetch boost
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests boost
     - name: Install Rust Stable
-      uses: actions-rs/toolchain@v1
-      with:
-        toolchain: stable
-        default: true
-        profile: minimal
+      uses: dtolnay/rust-toolchain@stable
     - name: Fetch ninja
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests ninja
     - name: Fetch cmake

third-party/watchman/src/.github/workflows/getdeps_mac.yml

@@ -18,11 +18,7 @@ jobs:
     - name: Fetch boost
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests boost
     - name: Install Rust Stable
-      uses: actions-rs/toolchain@v1
-      with:
-        toolchain: stable
-        default: true
-        profile: minimal
+      uses: dtolnay/rust-toolchain@stable
     - name: Fetch ninja
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests ninja
     - name: Fetch cmake

third-party/watchman/src/.github/workflows/getdeps_windows.yml

@@ -25,11 +25,7 @@ jobs:
     - name: Fetch boost
       run: python build/fbcode_builder/getdeps.py fetch --no-tests boost
     - name: Install Rust Stable
-      uses: actions-rs/toolchain@v1
-      with:
-        toolchain: stable
-        default: true
-        profile: minimal
+      uses: dtolnay/rust-toolchain@stable
     - name: Fetch ninja
       run: python build/fbcode_builder/getdeps.py fetch --no-tests ninja
     - name: Fetch cmake