Revert changes to config.py after dependencies have been merged

Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
diff --git a/scripts/config.py b/scripts/config.py
index 175b73c..45561df 100755
--- a/scripts/config.py
+++ b/scripts/config.py
@@ -94,10 +94,8 @@
     'MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER', # interface and behavior change
     'MBEDTLS_PSA_CRYPTO_SPM', # platform dependency (PSA SPM)
     'MBEDTLS_RSA_NO_CRT', # influences the use of RSA in X.509 and TLS
-    'MBEDTLS_SHA256_USE_A64_CRYPTO_ONLY', # interacts with *_USE_A64_CRYPTO_IF_PRESENT
     'MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_ONLY', # interacts with *_USE_ARMV8_A_CRYPTO_IF_PRESENT
     'MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY', # interacts with *_USE_A64_CRYPTO_IF_PRESENT
-    'MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT', # setting *_USE_ARMV8_A_CRYPTO is sufficient
     'MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN', # build dependency (clang+memsan)
     'MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND', # build dependency (valgrind headers)
     'MBEDTLS_X509_REMOVE_INFO', # removes a feature
@@ -163,7 +161,6 @@
     'MBEDTLS_THREADING_C', # requires a threading interface
     'MBEDTLS_THREADING_PTHREAD', # requires pthread
     'MBEDTLS_TIMING_C', # requires a clock
-    'MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT', # requires an OS for runtime-detection
     'MBEDTLS_SHA256_USE_ARMV8_A_CRYPTO_IF_PRESENT', # requires an OS for runtime-detection
     'MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT', # requires an OS for runtime-detection
 ])