Add search terms for uppercase (#6720)

* Add search terms for uppercase

* Add search terms

* Add search terms

* Change to parse

* Add search terms for from

* Add search terms for to

* Remove duplicate function

* Remove duplication of search terms

* Remove search term

crates/nu-command/src/dataframe/series/string/to_uppercase.rs

@@ -19,6 +19,10 @@ impl Command for ToUpperCase {
         "Uppercase the strings in the column"
     }
 
+    fn search_terms(&self) -> Vec<&str> {
+        vec!["capitalize, caps, capital"]
+    }
+
     fn signature(&self) -> Signature {
         Signature::build(self.name())
             .input_type(Type::Custom("dataframe".into()))

crates/nu-command/src/formats/to/text.rs

@@ -66,10 +66,6 @@ impl Command for ToText {
             },
         ]
     }
-
-    fn search_terms(&self) -> Vec<&str> {
-        vec!["convert"]
-    }
 }
 
 fn local_into_string(value: Value, separator: &str, config: &Config) -> String {