ci: fix indentation in yaml

.github/workflows/run_test_cases.yaml

@@ -29,20 +29,20 @@ jobs:
         - uses: actions/checkout@v2
 
         - name: Get deps git refs for cache
-           id: deps-refs
-           run: |
-             scripts/get-dep-refs.sh
-             make clean-all
-         - name: load rocksdb cache
-           uses: actions/cache@v2
-           with:
-             path: source/_build/default/lib/rocksdb/
-             key: ${{ matrix.os }}-${{ matrix.otp }}-${{ matrix.arch }}-${{ steps.deps-refs.outputs.DEP_ROCKSDB_REF }}
-         - name: load quicer cache
-           uses: actions/cache@v2
-           with:
-             path: source/_build/default/lib/quicer/
-             key: ${{ matrix.os }}-${{ matrix.otp }}-$${{ matrix.arch }}-${{ steps.deps-refs.outputs.DEP_QUICER_REF }}
+          id: deps-refs
+          run: |
+            scripts/get-dep-refs.sh
+            make clean-all
+        - name: load rocksdb cache
+          uses: actions/cache@v2
+          with:
+            path: source/_build/default/lib/rocksdb/
+            key: ${{ matrix.os }}-${{ matrix.otp }}-${{ matrix.arch }}-${{ steps.deps-refs.outputs.DEP_ROCKSDB_REF }}
+        - name: load quicer cache
+          uses: actions/cache@v2
+          with:
+            path: source/_build/default/lib/quicer/
+            key: ${{ matrix.os }}-${{ matrix.otp }}-$${{ matrix.arch }}-${{ steps.deps-refs.outputs.DEP_QUICER_REF }}
 
         - name: proper
           run: make proper