Update signal.rst

Author: LamentXU123

Doc/library/signal.rst

@@ -205,6 +205,12 @@ The variables defined in the :mod:`signal` module are:
 
    .. availability:: Unix.
 
+.. data:: SIGPROF
+
+   Profiling timer expired.
+
+   .. availability:: Unix.
+
 .. data:: SIGQUIT
 
    Terminal quit signal.
@@ -247,12 +253,6 @@ The variables defined in the :mod:`signal` module are:
 
    .. availability:: Unix.
 
-.. data:: SIGPROF
-
-   Profiling timer expired.
-
-   .. availability:: Unix.
-
 .. data:: SIGVTALRM
 
    Virtual timer expired.