Fix typo in Vector.Create index parameter documentation (#12067)

* Fix typo: change 'being' to 'begin' in Vector.Create index parameter documentation

Co-authored-by: jkotas <6668460+jkotas@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: jkotas <6668460+jkotas@users.noreply.github.com>

Author: Copilot

xml/System.Runtime.Intrinsics/Vector128.xml

@@ -4514,7 +4514,7 @@ On x86, this method corresponds to __m128i _mm_setr_epi8
       <Docs>
         <typeparam name="T">The type of the elements in the vector.</typeparam>
         <param name="values">The array from which the vector is created.</param>
-        <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         <summary>Creates a new <see cref="T:System.Runtime.Intrinsics.Vector128`1" /> from a given array.</summary>
         <returns>A new <see cref="T:System.Runtime.Intrinsics.Vector128`1" /> with its elements set to the first <see cref="P:System.Runtime.Intrinsics.Vector128`1.Count" /> elements from <paramref name="values" />.</returns>
         <remarks>To be added.</remarks>

xml/System.Runtime.Intrinsics/Vector256.xml

@@ -4362,7 +4362,7 @@ On x86, this method corresponds to __m256i _mm256_setr_epi8
       <Docs>
         <typeparam name="T">The type of the elements in the vector.</typeparam>
         <param name="values">The array from which the vector is created.</param>
-        <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         <summary>Creates a new <see cref="T:System.Runtime.Intrinsics.Vector256`1" /> from a given array.</summary>
         <returns>A new <see cref="T:System.Runtime.Intrinsics.Vector256`1" /> with its elements set to the first <see cref="P:System.Runtime.Intrinsics.Vector128`1.Count" /> elements from <paramref name="values" />.</returns>
         <remarks>To be added.</remarks>

xml/System.Runtime.Intrinsics/Vector512.xml

@@ -4073,7 +4073,7 @@
       <Docs>
         <typeparam name="T">The type of the elements in the vector.</typeparam>
         <param name="values">The array from which the vector is created.</param>
-        <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         <summary>Creates a new <see cref="T:System.Runtime.Intrinsics.Vector512`1" /> from a given array.</summary>
         <returns>A new vector with its elements set to the first <see cref="P:System.Runtime.Intrinsics.Vector256`1.Count" /> elements from <paramref name="values" />.</returns>
         <remarks>To be added.</remarks>

xml/System.Runtime.Intrinsics/Vector64.xml

@@ -3287,7 +3287,7 @@ On x86, this method corresponds to __m64 _mm_setr_pi8
       <Docs>
         <typeparam name="T">The type of the elements in the vector.</typeparam>
         <param name="values">The array from which the vector is created.</param>
-        <param name="index">The index in <paramref name="values" /> at which to being reading elements.</param>
+        <param name="index">The index in <paramref name="values" /> at which to begin reading elements.</param>
         <summary>Creates a new <see cref="T:System.Runtime.Intrinsics.Vector64`1" /> from a given array.</summary>
         <returns>A new <see cref="T:System.Runtime.Intrinsics.Vector64`1" /> with its elements set to the first <see cref="P:System.Runtime.Intrinsics.Vector128`1.Count" /> elements from <paramref name="values" />.</returns>
         <remarks>To be added.</remarks>