[tune] fixes minor doc format issues (#44865)

on quote matching

Author: Abirdcfly

doc/source/tune/tutorials/tune-stopping.rst

@@ -9,7 +9,7 @@ When running a Tune experiment, it can be challenging to determine the ideal dur
 For instance, one may want to set up the experiment to stop under the following circumstances:
 
 1. Set up an experiment to end after ``N`` epochs or when the reported evaluation score surpasses a particular threshold, whichever occurs first.
-2. Stop the experiment after ``T``` seconds.
+2. Stop the experiment after ``T`` seconds.
 3. Terminate when trials encounter runtime errors.
 4. Stop underperforming trials early by utilizing Tune's early-stopping schedulers.
 
@@ -187,4 +187,4 @@ and early stopping schedulers.
 See the following resources for more information:
 
 - :ref:`Tune Stopper API reference <tune-stoppers>`
-- For an experiment that was manually interrupted or the cluster dies unexpectedly while trials are still running, it's possible to resume the experiment. See :ref:`tune-fault-tolerance-ref`.
+- For an experiment that was manually interrupted or the cluster dies unexpectedly while trials are still running, it's possible to resume the experiment. See :ref:`tune-fault-tolerance-ref`.