Remove missing PATCH endpoint

Author: gaul

README.md

@@ -19,7 +19,6 @@ Java httpbin supports a subset of httpbin endpoints:
 - `/headers` Returns headers.
 - `/get` Returns GET data.
 - `/post` Returns POST data.
-- `/patch` Returns PATCH data.
 - `/put`  Returns PUT data.
 - `/status/:code` Returns given HTTP Status code.
 - `/redirect/:n` 302 Redirects _n_ times.