Fix LifetimeDependence diagnostic formatting

Remove incorrectly nested single quotes from the suggested fix.

Author: atrick

include/swift/AST/DiagnosticsSema.def

@@ -8340,18 +8340,18 @@ ERROR(lifetime_dependence_feature_required_return, none,
 ERROR(lifetime_dependence_feature_required_mutating, none,
       "%0 cannot have a ~Escapable 'self'", (StringRef))
 ERROR(lifetime_dependence_feature_required_inout, none,
-      "%0 cannot have a ~Escapable 'inout' parameter %1",
+      "%0 cannot have a ~Escapable 'inout' parameter '%1'",
       // this arg list must be compatible with
       // lifetime_dependence_cannot_infer_inout
-      (StringRef, Identifier))
+      (StringRef, StringRef))
 
 ERROR(lifetime_dependence_cannot_infer_return, none,
       "%0 with a ~Escapable result requires '@_lifetime(...)'", (StringRef))
 ERROR(lifetime_dependence_cannot_infer_mutating, none,
       "%0 with a ~Escapable 'self' requires '@_lifetime(self: ...)'", (StringRef))
 ERROR(lifetime_dependence_cannot_infer_inout, none,
       "%0 with a ~Escapable 'inout' parameter requires '@_lifetime(%1: ...)'",
-      (StringRef, Identifier))
+      (StringRef, StringRef))
 
 //------------------------------------------------------------------------------
 // MARK: Lifetime Dependence Inference - refinements to the requirements above

lib/AST/LifetimeDependence.cpp

@@ -554,7 +554,7 @@ class LifetimeDependenceChecker {
                         })) {
         ctx.Diags.diagnose(param->getLoc(), diagID,
                            {StringRef(diagnosticQualifier()),
-                            param->getName()});
+                            param->getName().str()});
       }
     }
   }