mbedtls: Upgrade to 2.28.0

Mbed TLS 2.28 is a long-time support branch. It will be supported with
bug-fixes and security fixes until end of 2024.

https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.0

Signed-off-by: Mark Jonas <toertel@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-connectivity/mbedtls/mbedtls/0001-ssl_tls-Increase-size-of-padbuf-to-64.patch

@@ -1,34 +0,0 @@
-From c3d7321d59e959b357a7d3d69782d9105f3d04aa Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Mon, 1 Mar 2021 21:04:57 -0800
-Subject: [PATCH] ssl_tls: Increase size of padbuf to 64
-
-This fixes warnings with gcc11
-
-git/library/ssl_tls.c: In function 'ssl_calc_finished_tls_sha384':
-git/library/ssl_tls.c:3267:5: error: 'mbedtls_sha512_finish_ret' accessing 64 bytes in a region of size 48 [-Werror=stringop-overflow=]
- 3267 |     finish( &sha512, padbuf );
-      |     ^~~~~~~~~~~~~~~~~~~~~~~~~
-git/library/ssl_tls.c:3267:5: note: referencing argument 2 of type 'unsigned char *'
-
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- library/ssl_tls.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/library/ssl_tls.c b/library/ssl_tls.c
-index a1a5859f0..4c98a4104 100644
---- a/library/ssl_tls.c
-+++ b/library/ssl_tls.c
-@@ -3205,7 +3205,7 @@ static void ssl_calc_finished_tls_sha384(
- {
-     int len = 12;
-     const char *sender;
--    unsigned char padbuf[48];
-+    unsigned char padbuf[64];
- #if defined(MBEDTLS_USE_PSA_CRYPTO)
-     size_t hash_size;
-     psa_hash_operation_t sha384_psa = PSA_HASH_OPERATION_INIT;
--- 
-2.30.1
-

meta-networking/recipes-connectivity/mbedtls/mbedtls_2.28.0.bb

@@ -23,9 +23,8 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=3b83ef96387f14655fc854ddc3c6bd57"
 SECTION = "libs"
 
 S = "${WORKDIR}/git"
-SRCREV = "e483a77c85e1f9c1dd2eb1c5a8f552d2617fe400"
-SRC_URI = "git://github.com/ARMmbed/mbedtls.git;protocol=https;branch=development"
-SRC_URI += "file://0001-ssl_tls-Increase-size-of-padbuf-to-64.patch"
+SRCREV = "8b3f26a5ac38d4fdccbc5c5366229f3e01dafcc0"
+SRC_URI = "git://github.com/ARMmbed/mbedtls.git;protocol=https;branch=mbedtls-2.28"
 
 inherit cmake