Revert "package_info: drop the ANSI color from the not-found warning"

This reverts commit 4fae02bc85.

src/package_info.rs

@@ -6,6 +6,7 @@ use xz2::read::XzDecoder;
 
 use crate::ProgressCallback;
 use crate::apt::release::{self, VerifiedRelease};
+use crossterm::style::Stylize;
 use log::{debug, warn};
 
 /// Split a PPA reference into its `(user, name)` parts
@@ -523,9 +524,9 @@ async fn find_package(
                 Ok(info) => {
                     if i > 0 {
                         let location = if p.is_empty() {
-                            format!("{dist}/{series}")
+                            format!("{}/{}", dist, series).cyan()
                         } else {
-                            format!("{dist}/{series}-{p}")
+                            format!("{}/{}-{}", dist, series, p).cyan()
                         };
                         warn!(
                             "Package '{}' not found in development release. Found in {}.",