[simd.alg] Fix indentation

Author: Andreas-Krug

source/numerics.tex

@@ -19257,7 +19257,7 @@
 \begin{itemdecl}
 template<class T, class Abi>
   constexpr basic_vec<T, Abi> min(const basic_vec<T, Abi>& a,
-                                   const basic_vec<T, Abi>& b) noexcept;
+                                  const basic_vec<T, Abi>& b) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}
@@ -19275,7 +19275,7 @@
 \begin{itemdecl}
 template<class T, class Abi>
   constexpr basic_vec<T, Abi> max(const basic_vec<T, Abi>& a,
-                                   const basic_vec<T, Abi>& b) noexcept;
+                                  const basic_vec<T, Abi>& b) noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}