eolian: Fix resource leak

Summary:
Small patch to fix a resource leak detected by Coverity. Coverity
reports that 'refls' going out of scope leaks the storage it points
to, so let's free it before we leave the function.

Fixes Coverity CID1399099
Depends on D8309

Reviewers: raster, cedric, q66, zmike, bu5hm4n, stefan

Reviewed By: q66

Subscribers: #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D8310

src/bin/eolian/sources.c

@@ -1028,6 +1028,7 @@ _gen_initializer(const Eolian_Class *cl, Eina_Strbuf *buf, Eina_Hash *refh)
    eina_strbuf_append(buf, "   return efl_class_functions_set(klass, opsp, ropsp);\n");
 
    eina_strbuf_free(ops);
+   eina_strbuf_free(refls);
 
    eina_strbuf_append(buf, "}\n\n");