[Apple Silicon] [Test] Remove explicitly-specified target.

Author: shahmishal

test/api-digester/compare-two-sdks.swift

@@ -5,7 +5,7 @@
 // RUN: %empty-directory(%t.sdk)
 // RUN: %empty-directory(%t.module-cache)
 
-// RUN: %api-digester -diagnose-sdk -print-module -module-list-file %S/Inputs/mock-sdk-modules.txt -sdk %S/Inputs/mock-sdk.sdk -bsdk %S/Inputs/mock-sdk-baseline.sdk -module-cache-path %t.module-cache -o %t.result -abort-on-module-fail -target %target-cpu-apple-macos10.14
+// RUN: %api-digester -diagnose-sdk -print-module -module-list-file %S/Inputs/mock-sdk-modules.txt -sdk %S/Inputs/mock-sdk.sdk -bsdk %S/Inputs/mock-sdk-baseline.sdk -module-cache-path %t.module-cache -o %t.result -abort-on-module-fail
 
 // RUN: %clang -E -P -x c %S/Outputs/mock-sdk-api.txt -o - | sed '/^\s*$/d' > %t.expected
 // RUN: %clang -E -P -x c %t.result -o - | sed '/^\s*$/d' > %t.result.tmp