Merge #13312: docs: Add a note about the source code filename naming convention

e56771365b Do not use uppercase characters in source code filenames (practicalswift)
419a1983ca docs: Add a note about the source code filename naming convention (practicalswift)

Pull request description:

  Add a note about the source code filename naming convention.

Tree-SHA512: 8d329bd9e19bcd26e74b0862fb0bc2369b46095dbd3e69d34859908632763abd7c3d00ccc44ee059772ad4bae4460c2bcc1c0e22fd9d8876d57e5fcd346cea4b

src/net_processing.cpp

@@ -561,7 +561,7 @@ static void FindNextBlocksToDownload(NodeId nodeid, unsigned int count, std::vec
 } // namespace
 
 // This function is used for testing the stale tip eviction logic, see
-// DoS_tests.cpp
+// denialofservice_tests.cpp
 void UpdateLastBlockAnnounceTime(NodeId node, int64_t time_in_seconds)
 {
     LOCK(cs_main);