Merge pull request swiftlang#61428 from hyp/eng/cxxinteroptagbench

[interop] mark C++ benchmarks with cxxInterop tag for easy local testing

Author: hyp

benchmark/cxx-source/CreateObjects.swift

@@ -20,7 +20,7 @@ public let benchmarks = [
   BenchmarkInfo(
     name: "CreateObjects",
     runFunction: run_CreateObjects,
-    tags: [.validation, .bridging])
+    tags: [.validation, .bridging, .cxxInterop])
 ]
 
 @inline(never)

benchmark/cxx-source/ReadAccessor.swift

@@ -24,7 +24,7 @@ public let benchmarks = [
   BenchmarkInfo(
     name: "ReadAccessor",
     runFunction: run_ReadAccessor,
-    tags: [.validation, .bridging],
+    tags: [.validation, .bridging, .cxxInterop],
     setUpFunction: {
         vec = initVector()
     })

benchmark/utils/TestsUtils.swift

@@ -27,7 +27,7 @@ public enum BenchmarkCategory : String {
   case sdk
   case runtime, refcount, metadata
   // Other general areas of compiled code validation.
-  case abstraction, safetychecks, exceptions, bridging, concurrency, existential
+  case abstraction, safetychecks, exceptions, bridging, concurrency, existential, cxxInterop
   case exclusivity, differentiation
 
   // Algorithms are "micro" that test some well-known algorithm in isolation: