move seqan3::views::repeat_n to seqan3/utility/views/

[marehr]

Tasks

• [ ] move seqan3::views::repeat_n to seqan3/utility/views/
• [ ] old header repeat_n.hpp should be deprecated as we did with the utility move (see https://github.com/seqan/seqan3/commit/dc7862cd0010ae80d2faf001c47bcbdc944a3807)

From 46fd74bff7fbac18b1877ed67e3c611ef264d4de Mon Sep 17 00:00:00 2001
From: marehr <marehr-github@marehr.dialup.fu-berlin.de>
Date: Sun, 18 Apr 2021 12:47:50 +0200
Subject: [PATCH 32/35] TODO: [MISC] move seqan3::views::repeat_n to
 seqan3/utility/views/

---
 include/seqan3/range/views/repeat_n.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/seqan3/range/views/repeat_n.hpp b/include/seqan3/range/views/repeat_n.hpp
index 787b95e8e..6b63c6142 100644
--- a/include/seqan3/range/views/repeat_n.hpp
+++ b/include/seqan3/range/views/repeat_n.hpp
@@ -90,6 +90,10 @@ namespace seqan3::views
  * \include test/snippet/range/views/repeat_n.cpp
  *
  * \hideinitializer
+ *
+ * \experimentalapi{Experimental since version 3.1.}
+ *
+ * TODO move to seqan3/utility/views
  */
 constexpr inline auto repeat_n = detail::repeat_n_fn{};
 //!\}
-- 
2.31.1