Fix the genetation of GOT entries for the Microblaze target.

PR target/19516
* elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol):
Always produce a RELATIVE reloc for a local symbol.

[Taken from https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=47993b4af18c6ef1cad300f6393bf896d3cb5e5c.]
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>

diff -Nur binutils-2.26.1.orig/bfd/elf32-microblaze.c binutils-2.26.1/bfd/elf32-microblaze.c
--- binutils-2.26.1.orig/bfd/elf32-microblaze.c	2015-11-13 09:27:40.000000000 +0100
+++ binutils-2.26.1/bfd/elf32-microblaze.c	2016-10-20 19:06:58.655565765 +0200
@@ -3296,8 +3296,8 @@
          The entry in the global offset table will already have been
          initialized in the relocate_section function.  */
       if (bfd_link_pic (info)
-          && (info->symbolic || h->dynindx == -1)
-          && h->def_regular)
+	  && ((info->symbolic && h->def_regular)
+		|| h->dynindx == -1))
         {
           asection *sec = h->root.u.def.section;
           microblaze_elf_output_dynamic_relocation (output_bfd,