Fixup the aarch64-cpus.c test for swift-5.0 branch

On master, +aes is passed by the driver after r343758,
but on the release branch that's not the case. This commit
adjusts the test to check for "+crypto" feature instead.

rdar://46817924

Author: hyp

test/Driver/aarch64-cpus.c

@@ -24,7 +24,7 @@
 // RUN: %clang -target arm64-apple-darwin -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-DARWIN %s
 // RUN: %clang -target arm64-apple-ios12.0 -### -c %s 2>&1 | FileCheck -check-prefix=ARM64-DARWIN %s
 // ARM64-DARWIN: "-cc1"{{.*}} "-triple" "arm64{{.*}}" "-target-cpu" "cyclone"
-// ARM64-DARWIN-SAME: "-target-feature" "+aes"
+// ARM64-DARWIN-SAME: "-target-feature" "+crypto"
 
 // RUN: %clang -target aarch64 -mcpu=cortex-a35 -### -c %s 2>&1 | FileCheck -check-prefix=CA35 %s
 // RUN: %clang -target aarch64 -mlittle-endian -mcpu=cortex-a35 -### -c %s 2>&1 | FileCheck -check-prefix=CA35 %s