Merge pull request #14760 from Patater/tls-timing-alt-fix

mbedtls: Rename Mbed timing implementation

Author: 0xc0170

connectivity/mbedtls/CMakeLists.txt

@@ -16,7 +16,7 @@ target_sources(mbed-mbedtls
         platform/src/mbed_trng.cpp
         platform/src/platform_alt.cpp
         platform/src/shared_rng.cpp
-        platform/src/timing.cpp
+        platform/src/timing_mbed.cpp
 
         source/aes.c
         source/aesni.c