SPARC: Remove

The SPARC architecture is currently unmaintained, remove.

Cc: Francois Retief <fgretief@spaceteq.co.za>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/Kconfig b/Kconfig
index e0744d1..bbf4784 100644
--- a/Kconfig
+++ b/Kconfig
@@ -284,7 +284,7 @@
 	  new boards should not use this option.
 
 config SYS_TEXT_BASE
-	depends on SPARC || ARC || X86 || ARCH_UNIPHIER || ARCH_ZYNQMP || \
+	depends on ARC || X86 || ARCH_UNIPHIER || ARCH_ZYNQMP || \
 		(M68K && !TARGET_ASTRO_MCF5373L) || MICROBLAZE || MIPS || \
 		ARCH_ZYNQ
 	depends on !EFI_APP