update ubuntu for aarch64

Author: CppCXY

.github/workflows/build.yml

@@ -17,9 +17,9 @@ jobs:
       matrix:
         include:
           - { os: ubuntu-20.04,   target: x86_64-unknown-linux-gnu,   platform: linux-x64,    cross: general }
-          - { os: ubuntu-20.04,   target: aarch64-unknown-linux-gnu,  platform: linux-arm64,  cross: aarch64 }
+          - { os: ubuntu-22.04,   target: aarch64-unknown-linux-gnu,  platform: linux-arm64,  cross: aarch64 }
           - { os: ubuntu-20.04,   target: x86_64-unknown-linux-musl,  platform: linux-musl,   cross: musl }
-          - { os: ubuntu-20.04,   target: x86_64-unknown-freebsd,     platform: linux-bsd,    cross: bsd }
+          - { os: ubuntu-22.04,   target: x86_64-unknown-freebsd,     platform: linux-bsd,    cross: bsd }
           - { os: macos-latest,   target: x86_64-apple-darwin,        platform: darwin-x64,   cross: general }
           - { os: macos-latest,   target: aarch64-apple-darwin,       platform: darwin-arm64, cross: general }
           - { os: windows-latest, target: x86_64-pc-windows-msvc,     platform: win32-x64,    cross: general }
@@ -44,7 +44,7 @@ jobs:
       - name: Build - aarch64
         if: ${{ matrix.cross == 'aarch64' }}
         run: |
-          sudo apt-get update
-          sudo apt-get install -y gcc-aarch64-linux-gnu libc6-dev-arm64-cross g++-aarch64-linux-gnu
+          cargo install cross
+          cross build --release --target ${{ matrix.target }} --target-dir target/${{ matrix.platform }}