Update Sources/SwiftParser/Patterns.swift

Co-authored-by: Alex Hoppen <ahoppen@apple.com>

Author: meg-gupta

Sources/SwiftParser/Patterns.swift

@@ -354,7 +354,7 @@ extension Parser.Lookahead {
         && !self.at(.keyword(.__owned))
         && !self.at(.keyword(.borrowing))
         && !self.at(.keyword(.consuming))
-        && (!experimentalFeatures.contains(.nonEscapableTypes) || !self.at(.keyword(._resultDependsOn)))
+        && !(experimentalFeatures.contains(.nonEscapableTypes) && self.at(.keyword(._resultDependsOn)))
       {
         return true
       }