[SPARC]: Remove SunOS and Solaris binary support.

As per Documentation/feature-removal-schedule.txt

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt
index b5c3b61..853845a 100644
--- a/fs/Kconfig.binfmt
+++ b/fs/Kconfig.binfmt
@@ -62,7 +62,7 @@
 config BINFMT_AOUT
 	tristate "Kernel support for a.out and ECOFF binaries"
 	depends on ARCH_SUPPORTS_AOUT && \
-		(X86_32 || ALPHA || ARM || M68K || SPARC32)
+		(X86_32 || ALPHA || ARM || M68K)
 	---help---
 	  A.out (Assembler.OUTput) is a set of formats for libraries and
 	  executables used in the earliest versions of UNIX.  Linux used