Fix dw at the end of a soft wrapped line (#13065)

Co-Authored-By: Richard <richard@zed.dev>
Release Notes:

- vim: Fixed behavior of `dw` at the end of a soft wrapped line

Co-authored-by: Richard <richard@zed.dev>

crates/vim/test_data/test_dw_eol.json

@@ -0,0 +1,6 @@
+{"SetOption":{"value":"wrap"}}
+{"SetOption":{"value":"columns=12"}}
+{"Put":{"state":"twelve ˇchar twelve char\ntwelve char"}}
+{"Key":"d"}
+{"Key":"w"}
+{"Get":{"state":"twelve ˇtwelve char\ntwelve char","mode":"Normal"}}