doc: fix typos

As found by lint-spelling.py using codespell 2.2.6.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/txmempool.h b/src/txmempool.h
index cbeabb31fa..374c212a44 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -477,7 +477,7 @@ public:
     void removeRecursive(const CTransaction& tx, MemPoolRemovalReason reason) EXCLUSIVE_LOCKS_REQUIRED(cs);
     /** After reorg, filter the entries that would no longer be valid in the next block, and update
      * the entries' cached LockPoints if needed.  The mempool does not have any knowledge of
-     * consensus rules. It just appplies the callable function and removes the ones for which it
+     * consensus rules. It just applies the callable function and removes the ones for which it
      * returns true.
      * @param[in]   filter_final_and_mature   Predicate that checks the relevant validation rules
      *                                        and updates an entry's LockPoints.