Upgrading gh actions

.github/workflows/audit.yml

@@ -10,19 +10,19 @@ jobs:
       - name: Install Rust
         uses: hecrj/setup-rust-action@v1
       - name: Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: |
             ~/.cargo/.crates.toml
             ~/.cargo/.crates2.json
             ~/.cargo/bin/cargo-deny
           key: cargo-deny
-          
+
       - name: Install cargo-deny
         run: cargo -v install cargo-deny
 
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Audit
         run: |

.github/workflows/benches.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install Rust
         uses: hecrj/setup-rust-action@v1

.github/workflows/coverage.yml

@@ -1,13 +1,13 @@
 name: Coverage
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   coverage:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install Rust
         uses: hecrj/setup-rust-action@v1

.github/workflows/docs.yml

@@ -11,7 +11,7 @@ jobs:
         with:
           rust-version: nightly
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Generate Docs
         run: |
           cargo +nightly doc --no-deps --all-features

.github/workflows/rust.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install Rust
         uses: hecrj/setup-rust-action@v1