chore(deps): update taiki-e/install-action digest to e7cd6f1 (#78)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/ci.yaml

@@ -22,7 +22,7 @@ jobs:
       - name: Set up Rust
         run: rustup default nightly
       - name: Install development tools
-        uses: taiki-e/install-action@2f990e9c484f0590cb76a07296e9677b417493e9
+        uses: taiki-e/install-action@e7cd6f10dcbe2a884e5e74752617eb9c5dfc4fd5
         with:
           tool: cargo-deny@0.14.23, cargo-udeps@0.1.48, cargo-hack@0.6.28
       - name: Install Rust linters
@@ -56,7 +56,7 @@ jobs:
       - name: Set up Rust
         run: rustup default ${{ matrix.channel }}
       - name: Install development tools
-        uses: taiki-e/install-action@2f990e9c484f0590cb76a07296e9677b417493e9
+        uses: taiki-e/install-action@e7cd6f10dcbe2a884e5e74752617eb9c5dfc4fd5
         with:
           tool: cargo-hack@0.6.28
       - name: Run tests
@@ -70,7 +70,7 @@ jobs:
       - name: Set up Rust
         run: rustup default nightly
       - name: Install development tools
-        uses: taiki-e/install-action@2f990e9c484f0590cb76a07296e9677b417493e9
+        uses: taiki-e/install-action@e7cd6f10dcbe2a884e5e74752617eb9c5dfc4fd5
         with:
           tool: cargo-llvm-cov@0.6.9, cargo-hack@0.6.28
       - name: Create directories