xsimd: update to 14.0.0.

Author: jason1987d

srcpkgs/xsimd/patches/4baba6630c624b8a91584bf9b9488c77deb5cd88.patch

@@ -0,0 +1,54 @@
+From 4baba6630c624b8a91584bf9b9488c77deb5cd88 Mon Sep 17 00:00:00 2001
+From: serge-sans-paille <sergesanspaille@free.fr>
+Date: Sun, 18 Jan 2026 22:58:22 +0100
+Subject: [PATCH] [test] Increase range of tested rounded values
+
+Otherwise 512bit floats are never tested.
+---
+ test/test_rounding.cpp | 26 +++++++++++++++++---------
+ 1 file changed, 17 insertions(+), 9 deletions(-)
+
+diff --git a/test/test_rounding.cpp b/test/test_rounding.cpp
+index aa7f2b5a5..e4dab459b 100644
+--- a/test/test_rounding.cpp
++++ b/test/test_rounding.cpp
+@@ -23,7 +23,7 @@ struct rounding_test
+     using int_value_type = xsimd::as_integer_t<value_type>;
+     using int_batch_type = xsimd::batch<int_value_type, arch_type>;
+     static constexpr size_t size = B::size;
+-    static constexpr size_t nb_input = 8;
++    static constexpr size_t nb_input = 16;
+     static constexpr size_t nb_batches = nb_input / size;
+ 
+     std::array<value_type, nb_input> input;
+@@ -32,14 +32,22 @@ struct rounding_test
+ 
+     rounding_test()
+     {
+-        input[0] = value_type(-3.5);
+-        input[1] = value_type(-2.7);
+-        input[2] = value_type(-2.5);
+-        input[3] = value_type(-2.3);
+-        input[4] = value_type(2.3);
+-        input[5] = value_type(2.5);
+-        input[6] = value_type(2.7);
+-        input[7] = value_type(3.5);
++        input[0] = value_type(-3.7);
++        input[1] = value_type(-3.5);
++        input[2] = value_type(-3.3);
++        input[3] = value_type(-3.1);
++        input[4] = value_type(-2.9);
++        input[5] = value_type(-2.0);
++        input[6] = value_type(-1.9);
++        input[7] = value_type(-0.5);
++        input[8] = value_type(0.5);
++        input[9] = value_type(1.9);
++        input[10] = value_type(2.0);
++        input[11] = value_type(2.9);
++        input[12] = value_type(3.1);
++        input[13] = value_type(3.3);
++        input[14] = value_type(3.5);
++        input[15] = value_type(3.7);
+     }
+ 
+     void test_rounding_functions()