Whitespace: Automated whitespace fixes (large commit)

Apply the pre-commit hook whitespace fixes to all files in the repo.

(Line endings, blank lines at end of file, trailing whitespace)

examples/protocols/asio/tcp_echo_server/main/echo_server.cpp

@@ -103,4 +103,4 @@ extern "C" void app_main(void)
     server s(io_context, std::atoi(CONFIG_EXAMPLE_PORT));
 
     io_context.run();
-}
+}