disable mbedtls legacy tests

Signed-off-by: Georgios Vasilakis <[email protected]>

Author: Vge0rge

tests/crypto/mbedtls/testcase.yaml

@@ -8,7 +8,10 @@ common:
   timeout: 400
 tests:
   crypto.mbedtls:
-    platform_exclude: m2gl025_miv
+    platform_exclude:
+     - m2gl025_miv
+     - nrf54h20dk/nrf54h20/cpuapp
+     - nrf54h20dk/nrf54h20/cpurad
     extra_configs:
       - CONFIG_COMMON_LIBC_MALLOC_ARENA_SIZE=0
       - arch:riscv64:CONFIG_ZTEST_STACK_SIZE=8192