doc/start: update "notify us" section

Rewrite the "Notify Us" section in doc/start/documenting-ceph.rst so
that it is written in English sentences.

Signed-off-by: Zac Dover <[email protected]>

Author: zdover23

doc/start/documenting-ceph.rst

@@ -793,8 +793,9 @@ commits will be squashed into a single commit.
 Notify Us
 ---------
 
-In case The PR did not got a review within in a reasonable timeframe, please get in touch
-with the corresponding component lead :ref:`ctl`.
+If some time has passed and the pull request that you raised has not been
+reviewed, contact the component lead and ask what's taking so long. See
+:ref:`ctl` for a list of component leads.
 
 Documentation Style Guide
 =========================