powerpc: Ignore .TOC. relocations

The linker fixes up .TOC. relocations, so prom_init_check.sh should
ignore them.
Signed-off-by: Anton Blanchard <anton@samba.org>

arch/powerpc/kernel/prom_init_check.sh

@@ -23,7 +23,7 @@ strcmp strcpy strlcpy strlen strncmp strstr logo_linux_clut224
 reloc_got2 kernstart_addr memstart_addr linux_banner _stext
 opal_query_takeover opal_do_takeover opal_enter_rtas opal_secondary_entry
 boot_command_line __prom_init_toc_start __prom_init_toc_end
-btext_setup_display"
+btext_setup_display TOC."
 
 NM="$1"
 OBJ="$2"