[tab:headers.cpp.fs] Move the debugging library to numberically sorted position (#6927)

Author: AlisdairM

source/lib-intro.tex

@@ -1530,6 +1530,7 @@
 \ref{function.objects}   & Function objects          & \tcode{<functional>}       \\ \rowsep
 \ref{charconv}           & Primitive numeric conversions & \tcode{<charconv>}     \\ \rowsep
 \ref{bit}                & Bit manipulation          & \tcode{<bit>}              \\ \rowsep
+\ref{debugging}          & Debugging                 & \tcode{<debugging>}        \\ \rowsep
 \ref{string.view}        & String view classes       & \tcode{<string_view>}      \\ \rowsep
 \ref{string.classes}     & String classes            & \tcode{<string>}           \\ \rowsep
 \ref{c.strings}          & Null-terminated sequence utilities & \tcode{<cstring>}, \tcode{<cwchar>} \\ \rowsep
@@ -1541,7 +1542,6 @@
 \ref{algorithms}         & Algorithms library        & \tcode{<algorithm>}, \tcode{<numeric>} \\ \rowsep
 \ref{c.math}             & Mathematical functions for floating-point types & \tcode{<cmath>} \\ \rowsep
 \ref{atomics}            & Atomics                   & \tcode{<atomic>}           \\ \rowsep
-\ref{debugging}          & Debugging                 & \tcode{<debugging>}        \\ \rowsep
 \end{libsumtab}
 
 \pnum