Update some examples and docs (#4682)

* Update some examples and docs

* Update now.rs

* Update date_now.md

Co-authored-by: JT <547158+jntrnr@users.noreply.github.com>

crates/nu-command/src/conversions/into/bool.rs

@@ -80,7 +80,7 @@ impl Command for SubCommand {
                 result: Some(Value::boolean(true, span)),
             },
             Example {
-                description: "convert decimal to boolean",
+                description: "convert integer to boolean",
                 example: "1 | into bool",
                 result: Some(Value::boolean(true, span)),
             },