Fix --no-basepath references in doc (elastic#78570) (elastic#78606)

docs/developer/advanced/development-basepath.asciidoc

@@ -7,11 +7,11 @@ You can set this explicitly using `server.basePath` in <<settings>>.
 
 Use the server.rewriteBasePath setting to tell {kib} if it should remove the basePath from requests it receives, and to prevent a deprecation warning at startup. This setting cannot end in a slash (/).
 
-If you want to turn off the basepath when in development mode, start {kib} with the `--no-basepath` flag
+If you want to turn off the basepath when in development mode, start {kib} with the `--no-base-path` flag
 
 [source,bash]
 ----
-yarn start --no-basepath
+yarn start --no-base-path
 ----