Remove the all.sh test for this, since armclang on CI is too old

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 7772da9..78179a8 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -3966,18 +3966,16 @@
     # ARM Compiler 6 - Target ARMv8-M
     armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv8-m.main"
 
+    # ARM Compiler 6 - Target ARMv8.2-A - AArch64
+    armc6_build_test "-O1 --target=aarch64-arm-none-eabi -march=armv8.2-a+crypto"
+
     # ARM Compiler 6 - Target Cortex-M0 - no optimisation
     armc6_build_test "-O0 --target=arm-arm-none-eabi -mcpu=cortex-m0"
 
     # ARM Compiler 6 - Target Cortex-M0
     armc6_build_test "-Os --target=arm-arm-none-eabi -mcpu=cortex-m0"
-
-    # ARM Compiler 6 - Target ARMv8.2-A - AArch64, and
-    # check that we handle "No mechanism to detect A64_CRYPTO found" properly
-    scripts/config.py set MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT
-    scripts/config.py set MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT
-    armc6_build_test "-Wno-#warnings -O1 --target=aarch64-arm-none-eabi -march=armv8.2-a+crypto"
 }
+
 support_build_armcc () {
     armc5_cc="$ARMC5_BIN_DIR/armcc"
     armc6_cc="$ARMC6_BIN_DIR/armclang"