ci(windows): time out the WebView2 install after 5 minutes (#4981)

It typically takes about 1 minute to run in CI. We don't have any leads
on fixing this issue, and it may be a regression in a recent release of
WebView2. https://github.com/firezone/firezone/pull/4935

.github/workflows/_rust.yml

@@ -28,6 +28,7 @@ jobs:
       - uses: ./.github/actions/setup-rust
         id: setup-rust
       - uses: ./.github/actions/setup-tauri
+        timeout-minutes: 5
       - uses: taiki-e/install-action@cargo-udeps
       - run: |
           rustup install --no-self-update nightly-2024-03-26 --profile minimal # The exact nightly version doesn't matter, just pin a random one.
@@ -63,6 +64,7 @@ jobs:
       - uses: ./.github/actions/setup-rust
         id: setup-rust
       - uses: ./.github/actions/setup-tauri
+        timeout-minutes: 5
       - run: cargo test --all-features ${{ steps.setup-rust.outputs.packages }} -- --include-ignored
         env:
           # <https://github.com/rust-lang/cargo/issues/5999>
@@ -100,6 +102,7 @@ jobs:
           # Cache needs to be scoped per OS version
           key: ${{ matrix.runs-on }}-${{ runner.arch }}
       - uses: ./.github/actions/setup-tauri
+        timeout-minutes: 5
       - name: pnpm install
         run: |
           pnpm install
@@ -130,6 +133,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/setup-rust
       - uses: ./.github/actions/setup-tauri
+        timeout-minutes: 5
       - run: scripts/tests/${{ matrix.test }}.sh
         name: "test script"
         shell: bash

.github/workflows/_tauri.yml

@@ -66,6 +66,7 @@ jobs:
           # Cache needs to be scoped per OS version
           key: ${{ matrix.runs-on }}-${{ runner.arch }}
       - uses: ./.github/actions/setup-tauri
+        timeout-minutes: 5
       - name: Install pnpm deps
         run: pnpm install
       - name: Install AzureSignTool