Merge topic 'string-swap-noexcept'

873b8244f0 String: Make swap method noexcept

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !9754

Source/cmString.hxx

@@ -518,7 +518,7 @@ public:
     *this = std::move(s);
   }
 
-  void swap(String& other)
+  void swap(String& other) noexcept
   {
     std::swap(this->string_, other.string_);
     std::swap(this->view_, other.view_);