misc: fix nm 'No such file' error
Reset CSRC-y to prevent pollution from libc/misc/glob/Makefile.in, and fix the
following error messages when UCLIBC_HAS_OBSTACK is disabled:
nm: 'libc/misc/gnu/glob-susv3.os': No such file
nm: 'libc/misc/gnu/glob64-susv3.os': No such file
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>