Set default value

Author: frootloops

stdlib/public/core/Algorithm.swift

@@ -164,12 +164,11 @@ public struct EnumerateGenerator<
   /// The type of element returned by `next()`.
   public typealias Element = (index: Int, element: Base.Element)
   var base: Base
-  var count: Int
+  var count: Int = 0
 
   /// Construct from a `Base` generator.
   public init(_ base: Base) {
     self.base = base
-    count = 0
   }
 
   /// Advance to the next element and return it, or `nil` if no next