coverity#983056: Resource leak

Change-Id: Ic40776f3cec5139e7f7accb4985533e78bd7c158

pyuno/source/module/pyuno_dlopenwrapper.c

@@ -68,6 +68,7 @@ static void * load(void * address, char const * symbol) {
     }
     func = dlsym(h, symbol);
     if (func == NULL) {
+        dlclose(h);
         abort();
     }
     return func;