pw_snapshot: Resolved snapshot typo

Change-Id: I735d43e43a9d18af33b078e9e2a7c95b937a096b
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/95742
Commit-Queue: Tina Mashhour <tmashhour@google.com>
Reviewed-by: Armando Montanez <amontanez@google.com>
diff --git a/pw_snapshot/setup.rst b/pw_snapshot/setup.rst
index a2a7690..85c3208 100644
--- a/pw_snapshot/setup.rst
+++ b/pw_snapshot/setup.rst
@@ -322,5 +322,5 @@
 
   def process_my_snapshots(serialized_snapshot: bytes) -> str:
       """Runs the snapshot processor with a custom callback."""
-      return pw_snaphsot.processor.process_snapshots(
+      return pw_snapshot.processor.process_snapshots(
           serialized_snapshot, user_processing_callback=_process_hw_failures)