ci: set GITHUB_TOKEN For cargo-binstall (#6420)

`install-action` uses `cargo-binstall` as a fallback. That binary
contacts GitHub which may run into rate-limit without being
authenticated. In that case, we will install manually which takes very
long.

Resolves: #6374.

.github/workflows/_build_artifacts.yml

@@ -192,6 +192,8 @@ jobs:
       - uses: taiki-e/install-action@v2
         with:
           tool: cross
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Build binaries
         run: |
           set -xe

.github/workflows/_rust.yml

@@ -55,6 +55,8 @@ jobs:
       - uses: ./.github/actions/setup-tauri
         timeout-minutes: 5
       - uses: taiki-e/install-action@cargo-udeps
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - run: |
           rustup install --no-self-update nightly-2024-06-01 --profile minimal # The exact nightly version doesn't matter, just pin a random one.
           cargo +nightly-2024-06-01 udeps --all-targets --all-features ${{ steps.setup-rust.outputs.packages }}
@@ -89,6 +91,8 @@ jobs:
         id: setup-rust
       - uses: ./.github/actions/setup-tauri
       - uses: taiki-e/install-action@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           tool: ripgrep
       - name: "cargo test"
@@ -176,6 +180,8 @@ jobs:
       - name: Build client
         run: cargo build -p firezone-gui-client --all-targets
       - uses: taiki-e/install-action@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           tool: dump_syms,minidump-stackwalk
       - name: Run smoke test