Fix hotpatching when the bin target's crate name differs from the package name (#5719) (#5720)

(cherry picked from commit 4c51c12bc19d78983cb2992f319ebe996acb2893)

Signed-off-by: Nico Burns <nico@nicoburns.com>

packages/cli/src/build/request.rs

@@ -2581,6 +2581,16 @@ impl BuildRequest {
         self.main_target.replace('-', "_")
     }
 
+    /// The workspace package name of the tip crate (hyphens replaced with underscores).
+    ///
+    /// This can differ from `tip_crate_name()` when the binary target is named differently
+    /// than its package (e.g. package `browser` with `[[bin]] name = "blitz"`). Use this for
+    /// workspace-graph lookups (which are keyed by package name) and `tip_crate_name()` for
+    /// rustc `--crate-name` keys like `{name}.bin`.
+    pub(crate) fn tip_package_name(&self) -> String {
+        self.package().name.replace('-', "_")
+    }
+
     /// Stderr captured from the linker during the last build. Written by the linker
     /// interception in `rustcwrapper` and read back to surface warnings/errors to the user.
     fn link_err_file(&self) -> PathBuf {
@@ -3095,7 +3105,7 @@ impl BuildRequest {
             })
             .collect();
 
-        let tip = self.tip_crate_name();
+        let tip = self.tip_package_name();
         let Some(tip_nid) = krates.workspace_members().find_map(|m| match m {
             krates::Node::Krate { id, krate, .. } if krate.name.replace('-', "_") == tip => {
                 krates.nid_for_kid(id)