[vector.data] Remove superfluous whitespaces (#7610)

Author: Andreas-Krug

source/containers.tex

@@ -9095,8 +9095,8 @@
 
 \indexlibrarymember{data}{vector}%
 \begin{itemdecl}
-constexpr T*         data() noexcept;
-constexpr const T*   data() const noexcept;
+constexpr T*       data() noexcept;
+constexpr const T* data() const noexcept;
 \end{itemdecl}
 
 \begin{itemdescr}