Prepare v1.3.2-rc2 release candidate

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/Makefile b/Makefile
index a078b20..1f0a512 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,7 @@
 VERSION = 1
 PATCHLEVEL = 3
 SUBLEVEL = 2
-EXTRAVERSION = -rc2
+EXTRAVERSION = -rc3
 U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 VERSION_FILE = $(obj)include/version_autogenerated.h