[MM-17126] Enable errorAssertions linter for enterprise code (#27714)

server/Makefile

@@ -746,7 +746,7 @@ vet: ## Run mattermost go vet specific checks
 	$(GO) vet -vettool=$(GOBIN)/mattermost-govet -structuredLogging -inconsistentReceiverName -emptyStrCmp -tFatal -configtelemetry -errorAssertions -license -inconsistentReceiverName.ignore=session_serial_gen.go,team_member_serial_gen.go,user_serial_gen.go ./...
  ifeq ($(BUILD_ENTERPRISE_READY),true)
   ifneq ($(MM_NO_ENTERPRISE_LINT),true)
-	$(GO) vet -vettool=$(GOBIN)/mattermost-govet -structuredLogging -inconsistentReceiverName -emptyStrCmp -tFatal -configtelemetry -enterpriseLicense $(BUILD_ENTERPRISE_DIR)/...
+	$(GO) vet -vettool=$(GOBIN)/mattermost-govet -structuredLogging -inconsistentReceiverName -emptyStrCmp -tFatal -configtelemetry -errorAssertions -enterpriseLicense $(BUILD_ENTERPRISE_DIR)/...
   endif
 endif