fuzz: store the corpus using GitHub Cache (#5363)

.github/workflows/CICD.yml

@@ -1012,4 +1012,3 @@ jobs:
         flags: ${{ steps.vars.outputs.CODECOV_FLAGS }}
         name: codecov-umbrella
         fail_ci_if_error: false
-

.github/workflows/fuzzing.yml

@@ -24,41 +24,41 @@ jobs:
     - name: Install `cargo-fuzz`
       run: cargo install cargo-fuzz
     - uses: Swatinem/rust-cache@v2
+    - name: Restore Cached Corpus
+      uses: actions/cache/restore@v3
+      with:
+        key: corpus-cache
+        path: |
+          fuzz/corpus
     - name: Run fuzz_date for XX seconds
-      shell: bash
-      run: |
-        ## Run it
-        cd fuzz
-        cargo +nightly fuzz run fuzz_date -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
-    - name: Run fuzz_test for XX seconds
       continue-on-error: true
       shell: bash
       run: |
-        ## Run it
-        cd fuzz
+        cargo +nightly fuzz run fuzz_date -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Run fuzz_test for XX seconds
+      shell: bash
+      run: |
         cargo +nightly fuzz run fuzz_test -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
     - name: Run fuzz_expr for XX seconds
       continue-on-error: true
       shell: bash
       run: |
-        ## Run it
-        cd fuzz
         cargo +nightly fuzz run fuzz_expr -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
     - name: Run fuzz_parse_glob for XX seconds
       shell: bash
       run: |
-        ## Run it
-        cd fuzz
         cargo +nightly fuzz run fuzz_parse_glob -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
     - name: Run fuzz_parse_size for XX seconds
       shell: bash
       run: |
-        ## Run it
-        cd fuzz
         cargo +nightly fuzz run fuzz_parse_size -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
     - name: Run fuzz_parse_time for XX seconds
       shell: bash
       run: |
-        ## Run it
-        cd fuzz
         cargo +nightly fuzz run fuzz_parse_time -- -max_total_time=${{ env.RUN_FOR }} -detect_leaks=0
+    - name: Save Corpus Cache
+      uses: actions/cache/save@v3
+      with:
+        key: corpus-cache
+        path: |
+          fuzz/corpus