fixup: section heading

jensmaurer · jensmaurer · commit a734be33c437 · 2023-02-22T22:08:49.000+01:00
diff --git a/source/compatibility.tex b/source/compatibility.tex
@@ -277,7 +277,7 @@
 };
 \end{codeblock}
 
-\rSec2[diff.cpp20.thread]{\ref{thread}: threads library}
+\rSec2[diff.cpp20.thread]{\ref{thread}: concurrency support library}
 
 \diffref{thread.barrier}
 \change
