Add | as a bracket and a motion

Although vim/nvim doesn't have | as brackets, it's common in langauges like Rust
and Ruby, and I expect it to work.

crates/vim/test_data/test_multiline_surrounding_character_objects.json

@@ -8,7 +8,7 @@
 {"Key":"i"}
 {"Key":"{"}
 {"Get":{"state":"func empty(a string) bool {\n     if a == \"\" {\n«         return true\nˇ»     }\n     return false\n}","mode":"Visual"}}
-{"Put":{"state":"func empty(a string) bool {\n     if a == \"\" {\n         ˇreturn true\n     }\n     return false\n}"}}
+{"Put":{"state":"func empty(a string) bool {\n     if a == \"\" ˇ{\n         return true\n     }\n     return false\n}"}}
 {"Key":"v"}
 {"Key":"i"}
 {"Key":"{"}