[build] Force cgo static linkage with libstdc++ required by InfoLogger

Makefile

@@ -30,7 +30,7 @@ ROOT_DIR:=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
 
 HOST_GOOS=$(shell go env GOOS)
 HOST_GOARCH=$(shell go env GOARCH)
-CGO_LDFLAGS=CGO_LDFLAGS="$(ROOT_DIR)/vendor/infoLoggerForGo/infoLoggerForGo.a -lstdc++"
+CGO_LDFLAGS=CGO_LDFLAGS="$(ROOT_DIR)/vendor/infoLoggerForGo/infoLoggerForGo.a -static-libstdc++ -static-libgcc"
 BUILD_FLAGS=$(CGO_LDFLAGS) $(BUILD_ENV_FLAGS)
 REPOPATH = github.com/AliceO2Group/Control
 
@@ -118,6 +118,10 @@ vendor: tools/dep
 	@./tools/dep ensure
 	@mkdir -p vendor/infoLoggerForGo
 	@cp ${INFOLOGGER_ROOT}/lib/infoLoggerForGo.* vendor/infoLoggerForGo/
+	# For cgo, *.a means C, so by default it will use gcc when linking against it. For 
+	# this reason, we must create a dummy *.cpp file in the package dir to force cgo to
+	# use g++ instead of gcc.
+	@touch vendor/infoLoggerForGo/infoLoggerForGo.cpp
 
 tools: tools/dep tools/protoc