Merge #10258: Fixed typo in documentation for merkleblock.h

dd07068 Fixed typo in documentation for merkleblock.h (Mikerah)

Tree-SHA512: 92655c8022eb33852c116da517b12bd17b3b668713cd85fe185a15245ea9810605626b1d0955fa117f7b56863e0a52b3a86dab42409332452b5eb72a7d34f30d

src/merkleblock.h

@@ -23,7 +23,7 @@
  * storing a bit for each traversed node, signifying whether the node is the
  * parent of at least one matched leaf txid (or a matched txid itself). In
  * case we are at the leaf level, or this bit is 0, its merkle node hash is
- * stored, and its children are not explorer further. Otherwise, no hash is
+ * stored, and its children are not explored further. Otherwise, no hash is
  * stored, but we recurse into both (or the only) child branch. During
  * decoding, the same depth-first traversal is performed, consuming bits and
  * hashes as they written during encoding.