remove anchor from github workflows

.github/workflows/build_and_test.yml

@@ -3,26 +3,28 @@ name: Build and test
 on:
   push:
     branches: [ master ]
-    paths-ignore: &paths
-    - "docs/**"
-    - "settings.sample.yaml"
-    - "README.md"
-    - "LICENSE"
+    paths-ignore:
+      - "docs/**"
+      - "settings.sample.yaml"
+      - "README.md"
+      - "LICENSE"
   pull_request:
     branches: [ master ]
-    paths-ignore: *paths
+    paths-ignore:
+      - "docs/**"
+      - "settings.sample.yaml"
+      - "README.md"
+      - "LICENSE"
 
 env:
   CARGO_TERM_COLOR: always
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
     steps:
-    - uses: actions/checkout@v2
-    - name: Build
-      run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose
+      - uses: actions/checkout@v2
+      - name: Build
+        run: cargo build --verbose
+      - name: Run tests
+        run: cargo test --verbose