ci: Remove quotes from CARGO_ZIGBUILD_ZIG_PATH

Author: encounter

.github/workflows/build.yaml

@@ -153,7 +153,7 @@ jobs:
         if: matrix.build == 'zigbuild'
         run: |
           uv tool install cargo-zigbuild==0.20.1 --with-executables-from ziglang==0.15.1
-          echo "CARGO_ZIGBUILD_ZIG_PATH=\"$(uv tool dir)/cargo-zigbuild/bin/python-zig\"" >> $GITHUB_ENV
+          echo "CARGO_ZIGBUILD_ZIG_PATH=$(uv tool dir)/cargo-zigbuild/bin/python-zig" >> $GITHUB_ENV
       - name: Setup Rust toolchain
         uses: dtolnay/rust-toolchain@stable
         with:
@@ -221,7 +221,7 @@ jobs:
         if: matrix.build == 'zigbuild'
         run: |
           uv tool install cargo-zigbuild==0.20.1 --with-executables-from ziglang==0.15.1
-          echo "CARGO_ZIGBUILD_ZIG_PATH=\"$(uv tool dir)/cargo-zigbuild/bin/python-zig\"" >> $GITHUB_ENV
+          echo "CARGO_ZIGBUILD_ZIG_PATH=$(uv tool dir)/cargo-zigbuild/bin/python-zig" >> $GITHUB_ENV
       - name: Setup Rust toolchain
         uses: dtolnay/rust-toolchain@stable
         with: