Rename the Data benchmark file to IterateData

This matches the actual name of the benchmark.

benchmark/CMakeLists.txt

@@ -37,7 +37,6 @@ set(SWIFT_BENCH_MODULES
     single-source/CaptureProp
     single-source/Chars
     single-source/ClassArrayGetter
-    single-source/Data
     single-source/DeadArray
     single-source/DictionaryBridge
     single-source/DictionaryLiteral
@@ -53,6 +52,7 @@ set(SWIFT_BENCH_MODULES
     single-source/Hash
     single-source/Histogram
     single-source/Integrate
+    single-source/IterateData
     single-source/Join
     single-source/LinkedList
     single-source/MapReduce

benchmark/single-source/IterateData.swift

@@ -1,4 +1,4 @@
-//===--- Data.swift -------------------------------------------------------===//
+//===--- IterateData.swift ------------------------------------------------===//
 //
 // This source file is part of the Swift.org open source project
 //

benchmark/utils/main.swift

@@ -38,7 +38,6 @@ import Calculator
 import CaptureProp
 import Chars
 import ClassArrayGetter
-import Data
 import DeadArray
 import DictTest
 import DictTest2
@@ -54,6 +53,7 @@ import Hanoi
 import Hash
 import Histogram
 import Integrate
+import IterateData
 import Join
 import LinkedList
 import MapReduce