chore: remove node20 from test matrix (#186)

Agent-Logs-Url: https://github.com/napi-rs/package-template-pnpm/sessions/dd2ee945-1503-4899-a721-4b19bff11016

Co-authored-by: anthropic-code-agent[bot] <242468646+Claude@users.noreply.github.com>
Co-authored-by: Brooooooklyn <3468483+Brooooooklyn@users.noreply.github.com>

Author: Claude

.github/workflows/CI.yml

@@ -98,7 +98,7 @@ jobs:
           - host: ubuntu-latest
             target: wasm32-wasip1-threads
             build: pnpm build --target wasm32-wasip1-threads
-    name: stable - ${{ matrix.settings.target }} - node@20
+    name: stable - ${{ matrix.settings.target }} - node@22
     runs-on: ${{ matrix.settings.host }}
     steps:
       - uses: actions/checkout@v6
@@ -231,7 +231,6 @@ jobs:
             target: aarch64-apple-darwin
             architecture: arm64
         node:
-          - '20'
           - '22'
     runs-on: ${{ matrix.settings.host }}
     steps:
@@ -270,7 +269,6 @@ jobs:
           - aarch64-unknown-linux-musl
           - armv7-unknown-linux-gnueabihf
         node:
-          - '20'
           - '22'
     runs-on: ${{ contains(matrix.target, 'aarch64') && 'ubuntu-24.04-arm' || 'ubuntu-latest' }}
     steps: