Small fixes to our Actions CI workflow

Integration tests were running with latest Go release rather than the
version used everywhere else. Also, we don't need to install protoc from
tarball and also apt-get the package for Ubuntu when used as a
dependency for criu build.

Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>

.github/workflows/ci.yml

@@ -264,6 +264,11 @@ jobs:
             runc: crun
 
     steps:
+      - name: Install Go
+        uses: actions/setup-go@v1
+        with:
+          go-version: '1.13.10'
+
       - name: Set env
         shell: bash
         run: |
@@ -279,19 +284,10 @@ jobs:
         env:
           RUNC_FLAVOR: ${{ matrix.runc }}
         run: |
-          sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-seccomp
-          sudo PATH=$PATH GOPATH=$GOPATH RUNC_FLAVOR=$RUNC_FLAVOR script/setup/install-runc
-          sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-cni
-          sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-critools
-        working-directory: src/github.com/containerd/containerd
-
-      - name: Install protobuf
-        run: |
-          sudo env PATH=$PATH GOPATH=$GOPATH script/setup/install-protobuf
-          sudo chmod +x /usr/local/bin/protoc
-          sudo chmod og+rx /usr/local/include/google /usr/local/include/google/protobuf /usr/local/include/google/protobuf/compiler
-          sudo chmod -R og+r /usr/local/include/google/protobuf/
-          protoc --version
+          sudo PATH=$PATH script/setup/install-seccomp
+          script/setup/install-runc
+          script/setup/install-cni
+          script/setup/install-critools
         working-directory: src/github.com/containerd/containerd
 
       - name: Install criu