[MPlayer-dev-eng] Remove make warning

[Georgi Petrov]

>> There is a warning before compiling each file in the tree:
>>
>> makefile:949: warning: overriding commands for target `TAGS'
>> makefile:946: warning: ignoring old commands for target `TAGS'
>
> This warning only appears on MinGW.  That's because Windows has
> case-insensitive file systems.

Ok, I understand. It doesn't bother me, I just pointed it out if it
was something easy to fix. So, keep it this way.

>
>> The corresponding lines in Makefile are:
>>
>> TAGS:
>>       rm -f $@; ( find -name '*.[chS]' -o -name '*.asm' -print ) | xargs etags -a
>>
>> tags:
>>       rm -f $@; ( find -name '*.[chS]' -o -name '*.asm' -print ) | xargs ctags -a
>>
>> They seem the same for me and since I don't really understand very
>> well the structure of a Makefile, can't we just remove the second line
>> (lowercase tags)?
>
> They are not the same, note 'ctags' vs. 'etags'.

I see. Ok, forget it :)