install ProtoBuf and protoc_jll in test environment

Author: tanmaykm

.github/workflows/ci.yml

@@ -46,11 +46,11 @@ jobs:
             experimental: false
     steps:
       - uses: actions/checkout@v2
-      - name: setup protoc
-        uses: arduino/setup-protoc@v1
-        with:
-          version: '3.x'
-      - run: protoc --version
+      # - name: setup protoc
+      #   uses: arduino/setup-protoc@v1
+      #   with:
+      #     version: '3.x'
+      # - run: protoc --version
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -66,6 +66,8 @@ jobs:
             ${{ runner.os }}-test-
             ${{ runner.os }}-
       - uses: julia-actions/julia-buildpkg@v1
+      - name: Install ProtoBuf For Code Generation
+        run: julia -e 'using Pkg; Pkg.add([Pkg.PackageSpec(;name="ProtoBuf", version="0.11.5"), Pkg.PackageSpec(;name="protoc_jll")]); Pkg.instantiate(); Pkg.build();'
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v1