Fixed some obsolete protobuf library paths

Author: mpartel

.vscode/c_cpp_properties.json

@@ -4,7 +4,7 @@
             "name": "Linux",
             "includePath": [
                 "${workspaceFolder}/**",
-                "${workspaceFolder}/third_party/protobuf-*/src",
+                "${workspaceFolder}/third_party/protobuf/src",
                 "/usr/include/postgresql",
                 "/usr/include/postgresql/11/server"
             ],

build-protobuf-library.sh

@@ -5,7 +5,7 @@ PROTOBUF_VERSION=3.11.2
 
 cd "$(dirname "${0}")"
 
-rm -Rf third_party/protobuf-*
+rm -Rf third_party/protobuf-* third_party/protobuf
 mkdir -p third_party/
 cd third_party
 curl -L "https://github.com/protocolbuffers/protobuf/releases/download/v${PROTOBUF_VERSION}/protobuf-cpp-${PROTOBUF_VERSION}.tar.gz" | tar xzf -