Kconfig: Drop duplicate 'select SHA512' instances

When dropping SHA512_ALGO in general, we didn't catch some cases where
an option was selecting  both SHA512 and SHA512_ALGO and caused them to
select SHA512 twice.  Kconfig doesn't complain, but this is still wrong
and should be corrected.

Fixes: e60e44993120 ("lib: Drop SHA512_ALGO in lieu of SHA512")
Reported-by: Andreas Schwab <schwab@suse.de>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/lib/crypt/Kconfig b/lib/crypt/Kconfig
index 6a50029..a59d5c7 100644
--- a/lib/crypt/Kconfig
+++ b/lib/crypt/Kconfig
@@ -20,7 +20,6 @@
 config CRYPT_PW_SHA512
 	bool "Provide sha512crypt"
 	select SHA512
-	select SHA512
 	help
 	  Enables support for the sha512crypt password-hashing algorithm.
 	  The prefix is "$6$".
diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig
index 0846325..edd4ae2 100644
--- a/lib/efi_loader/Kconfig
+++ b/lib/efi_loader/Kconfig
@@ -323,7 +323,6 @@
 	depends on TPM_V2
 	select SHA1
 	select SHA256
-	select SHA512
 	select SHA384
 	select SHA512
 	select HASH