Use actions/setup-go in CI.

The `lsif-semanticdb` binary was not available on PATH.

Author: olafurpg

.github/workflows/ci.yml

@@ -12,6 +12,9 @@ jobs:
       - uses: olafurpg/setup-scala@v10
         with:
           java-version: [email protected]
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '^1.13.1'
       - run: go get github.com/sourcegraph/lsif-semanticdb/cmd/lsif-semanticdb
       - run: sbt test
   check:

.github/workflows/native.yml

@@ -26,6 +26,10 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - uses: olafurpg/setup-scala@v10
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '^1.13.1'
+      - run: go get github.com/sourcegraph/lsif-semanticdb/cmd/lsif-semanticdb
       - run: git fetch --tags || true
       - name: sbt nativeImage
         shell: bash