Fix grammar in secrets module documentation (GH-22467)


From `In particularly,` to `In particular,`
(cherry picked from commit 63298930fb531ba2bb4f23bc3b915dbf1e17e9e1)

Co-authored-by: Max Smolens <msmolens@users.noreply.github.com>
diff --git a/Doc/library/secrets.rst b/Doc/library/secrets.rst
index bc4766d..afa8e2d 100644
--- a/Doc/library/secrets.rst
+++ b/Doc/library/secrets.rst
@@ -21,7 +21,7 @@
 random numbers suitable for managing data such as passwords, account
 authentication, security tokens, and related secrets.
 
-In particularly, :mod:`secrets` should be used in preference to the
+In particular, :mod:`secrets` should be used in preference to the
 default pseudo-random number generator in the :mod:`random` module, which
 is designed for modelling and simulation, not security or cryptography.