[PATCH] Fix the ld flags not be applied to tst-execstack-mod.so

[Florian Weimer]

* Zong Li:

> Florian Weimer <fweimer@redhat.com> 於 2018年10月24日 週三 下午6:56寫道：
>>
>> * Zong Li:
>>
>> > The Makefile variable name loses the file extension (.so). It causes
>> > the linker option not applies to the corresponding file that it's
>> > file name matchs with the variable without LDFLAGS- prefix.
>> >
>> >       * elf/Makefile (LDFLAGS-tst-execstack-mod): Change variable name by
>> >       adding the file extension (.so).
>>
>> This looks okay to me.  Can you commit this yourself, or do you need
>> someone who commits it for you?

> No, I can't commit it by myself.

I pushed it for you.  Thanks.

Florian