Swift: Label the now missing cases for CWE-020 and dataflow.

Author: geoffw0

swift/ql/test/library-tests/dataflow/dataflow/DataFlowInline.expected

@@ -1,3 +1,2 @@
 testFailures
-| test.swift:863:24:864:1 | // $ flow=873\n | Missing result: flow=873 |
 failures

swift/ql/test/library-tests/dataflow/dataflow/test.swift

@@ -860,7 +860,7 @@ func testVarargs3(_ v: Int, _ args: Int...) {
     sink(arg: args[1]) // $ flow=873
 
     for arg in args {
-        sink(arg: arg) // $ flow=873
+        sink(arg: arg) // $ MISSING: flow=873
     }
 
     let myKeyPath = \[Int][1]

swift/ql/test/query-tests/Security/CWE-020/UnanchoredUrlRegex.swift

@@ -79,9 +79,9 @@ func tests(url: String, secure: Bool) throws {
 	_ = try NSRegularExpression(pattern: #"https?://good.com:8080"#).firstMatch(in: input, range: inputRange) // BAD (missing anchor)
 
 	let trustedUrlRegexs = [
-		"https?://good.com", // BAD (missing anchor), referenced below
-		#"https?:\/\/good.com"#, // BAD (missing anchor), referenced below
-		"^https?://good.com" // BAD (missing post-anchor), referenced below
+		"https?://good.com", // BAD (missing anchor), referenced below [NOT DETECTED]
+		#"https?:\/\/good.com"#, // BAD (missing anchor), referenced below [NOT DETECTED]
+		"^https?://good.com" // BAD (missing post-anchor), referenced below [NOT DETECTED]
 	]
 	for trustedUrlRegex in trustedUrlRegexs {
 		if let _ = try NSRegularExpression(pattern: trustedUrlRegex).firstMatch(in: input, range: inputRange) { }