Remove unnecessary build targets of mariadb client

deps/Makefile

@@ -110,7 +110,7 @@ mariadb-client-library/mariadb_client/libmariadb/libmariadbclient.a: libssl/open
 	cd mariadb-client-library/mariadb_client && patch libmariadb/ma_pvio.c < ../ma_pvio.c.patch
 	cd mariadb-client-library/mariadb_client && patch unittest/libmariadb/basic-t.c < ../unittest_basic-t.c.patch
 	cd mariadb-client-library/mariadb_client && patch unittest/libmariadb/charset.c < ../unittest_charset.c.patch
-	cd mariadb-client-library/mariadb_client && CC=${CC} CXX=${CXX} ${MAKE}
+	cd mariadb-client-library/mariadb_client && CC=${CC} CXX=${CXX} ${MAKE} mariadbclient
 # cd mariadb-client-library/mariadb_client/include && make my_config.h
 
 mariadb_client: mariadb-client-library/mariadb_client/libmariadb/libmariadbclient.a