[makefile] Fix pg8000 test command
In the `PG8000_TEST_CMD` `PSYCOPG2` variable was used instead of
`PG8000` to set the CodeChecker database driver. This commit fixes
this problem.
@@ -129,7 +129,7 @@ test_psql_psycopg2_in_env: venv_dev
$(ACTIVATE_DEV_VENV) && $(PSYCOPG2_TEST_CMD)
PG8000_TEST_CMD = python $(ROOT)/scripts/test/check_clang.py || exit 1; \
- $(DBUNAME) $(DBPORT) $(PSYCOPG2) $(DROP_DB_CMD) && \
+ $(DBUNAME) $(DBPORT) $(PG8000) $(DROP_DB_CMD) && \
$(DBUNAME) $(DBPORT) $(PG8000) $(MAKE_DB_CMD) && \
$(CLEAR_WORKSPACE_CMD) && \
$(PSQL) $(DBUNAME) $(DBPORT) $(PG8000) \
