Remove calls to init

SwiftDate/malcommac#793

Author: Sam-Spencer

Tests/SwiftDateTests/TestSwiftDate.swift

@@ -31,12 +31,12 @@ class TestSwiftDate: XCTestCase {
         // DO NOT recognized the right timezone
         // The timezone should be UTC
         let wrongZone = "2020-03-13T05:40:48.000Z"
-        let wrongZoneDate = Date.init(wrongZone)
+        let wrongZoneDate = Date(wrongZone)
         print(wrongZoneDate!.description)
         XCTAssert("2020-03-13 05:40:48 +0000" == wrongZoneDate!.description)
 
         let iso8601Time = "2020-03-13T05:40:48+00:00"
-        let iso8601Date = Date.init(iso8601Time)
+        let iso8601Date = Date(iso8601Time)
         print(iso8601Date!.description)
         XCTAssert("2020-03-13 05:40:48 +0000" == iso8601Date!.description)
     }