Update CONTRIBUTING.md

Co-authored-by: Yura Sorokin <[email protected]>

CONTRIBUTING.md

@@ -222,7 +222,7 @@ This test ensures that you have working MySQL project. Maybe it is a good idea t
 When the tests are OK, you're ready to set up your favorite IDE for the project development. The build script above will
 give you a clue what CMake parameters to add to the project in IDE.
 
-To be able to run and debug the _mysqld_ binary in your IDE, first run the following command in the "mysql-test" directory of the
+To be able to run and debug the _mysqld-debug_ binary in your IDE, first run the following command in the "mysql-test" directory of the
 build tree:
 
 ```