chore: Action some old TODOs in github actions

.github/actions/setup-rust-runtime/action.yaml

@@ -20,10 +20,6 @@ description: 'Setup Rust Runtime Environment'
 runs:
   using: "composite"
   steps:
-    # https://github.com/apache/datafusion/issues/15535
-    # disabled because neither version nor git hash works with apache github policy
-    #- name: Run sccache-cache
-    #  uses: mozilla-actions/sccache-action@65101d47ea8028ed0c98a1cdea8dd9182e9b5133 # v0.0.8
     - name: Configure runtime env
       shell: bash
       # do not produce debug symbols to keep memory usage down
@@ -32,11 +28,6 @@ runs:
       # 
       # Set debuginfo=line-tables-only as debuginfo=0 causes immensely slow build
       # See for more details: https://github.com/rust-lang/rust/issues/119560
-      #
-      # readd the following to the run below once sccache-cache is re-enabled
-      # echo "RUSTC_WRAPPER=sccache" >> $GITHUB_ENV
-      # echo "SCCACHE_GHA_ENABLED=true" >> $GITHUB_ENV
       run: |
         echo "RUST_BACKTRACE=1" >> $GITHUB_ENV
         echo "RUSTFLAGS=-C debuginfo=line-tables-only -C incremental=false" >> $GITHUB_ENV
-

.github/workflows/audit.yml

@@ -46,6 +46,4 @@ jobs:
         with:
           tool: cargo-audit
       - name: Run audit check
-        # Ignored until https://github.com/apache/datafusion/issues/15571
-        # ignored py03 warning until arrow 55 upgrade
-        run: cargo audit --ignore RUSTSEC-2024-0370 --ignore RUSTSEC-2025-0020
+        run: cargo audit

.github/workflows/rust.yml

@@ -308,17 +308,18 @@ jobs:
     name: cargo test datafusion-cli (amd64)
     needs: linux-build-lib
     runs-on: ubuntu-latest
-    # should be uncommented once https://github.com/apache/datafusion/pull/16644 is merged
-    # and cache should be added
-    # container:
-    #  image: amd64/rust
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8  # v5.0.0
         with:
           submodules: true
           fetch-depth: 1
       - name: Setup Rust toolchain
         run: rustup toolchain install stable
+      - name: Rust Dependency Cache
+        uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1  # v2.8.1
+        with:
+          save-if: false # set in linux-test
+          shared-key: "amd-ci"
       - name: Run tests (excluding doctests)
         env:
           RUST_BACKTRACE: 1
@@ -533,22 +534,6 @@ jobs:
   #          export PATH=$PATH:$HOME/d/protoc/bin
   #          cargo test --lib --tests --bins --features avro,json,backtrace
 
-  # Commenting out intel mac build as so few users would ever use it
-  # Details: https://github.com/apache/datafusion/issues/13846
-  #  macos:
-  #    name: cargo test (macos)
-  #    runs-on: macos-latest
-  #    steps:
-  #      - uses: actions/checkout@v4
-  #        with:
-  #          submodules: true
-  #          fetch-depth: 1
-  #      - name: Setup Rust toolchain
-  #        uses: ./.github/actions/setup-macos-builder
-  #      - name: Run tests (excluding doctests)
-  #        shell: bash
-  #        run: cargo test run --profile ci --exclude datafusion-examples --exclude datafusion-benchmarks --workspace --lib --tests --bins --features avro,json,backtrace
-
   macos-aarch64:
     name: cargo test (macos-aarch64)
     runs-on: macos-14