package/mbedtls: security bump to 2.28.9

Fixes CVE-2024-45157: CTR_DRBG prioritized over HMAC_DRBG as the PSA DRBG

https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2024-08-1/

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
[Peter: add CVE / advisory details]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 64884430074aa420be48d2e63665c36673aa5e4c)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/mbedtls/mbedtls.hash

@@ -1,4 +1,4 @@
-# From https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.8:
-sha256  241c68402cef653e586be3ce28d57da24598eb0df13fcdea9d99bfce58717132  mbedtls-2.28.8.tar.bz2
+# From https://github.com/ARMmbed/mbedtls/releases/tag/v2.28.9:
+sha256  e85ea97aaf78dd6c0a5ba2e54dd5932ffa15f39abfc189c26beef7684630c02b  mbedtls-2.28.9.tar.bz2
 # Locally calculated
 sha256  9b405ef4c89342f5eae1dd828882f931747f71001cfba7d114801039b52ad09b  LICENSE

package/mbedtls/mbedtls.mk

@@ -4,8 +4,8 @@
 #
 ################################################################################
 
-MBEDTLS_VERSION = 2.28.8
-MBEDTLS_SITE = https://github.com/Mbed-TLS/mbedtls/releases/download/v$(MBEDTLS_VERSION)
+MBEDTLS_VERSION = 2.28.9
+MBEDTLS_SITE = https://github.com/Mbed-TLS/mbedtls/releases/download/mbedtls-$(MBEDTLS_VERSION)
 MBEDTLS_SOURCE = mbedtls-$(MBEDTLS_VERSION).tar.bz2
 MBEDTLS_CONF_OPTS = \
 	-DCMAKE_C_FLAGS="$(TARGET_CFLAGS) -std=c99" \