fix: signing of user-defined binaries on mac when resolved as relative path (#6660)

Author: mifi

.changeset/eleven-rivers-confess.md

@@ -0,0 +1,5 @@
+---
+"app-builder-lib": patch
+---
+
+Fix error thrown due to duplicated signing of user-defined binaries on mac when resolving relative path

packages/app-builder-lib/src/macPackager.ts

@@ -243,17 +243,15 @@ export default class MacPackager extends PlatformPackager<MacConfiguration> {
     let binaries = options.binaries || undefined
     if (binaries) {
       // Accept absolute paths for external binaries, else resolve relative paths from the artifact's app Contents path.
-      const userDefinedBinaries = await Promise.all(
+      binaries = await Promise.all(
         binaries.map(async destination => {
           if (await statOrNull(destination)) {
             return destination
           }
           return path.resolve(appPath, destination)
         })
       )
-      // Insert at front to prioritize signing. We still sort by depth next
-      binaries = userDefinedBinaries.concat(binaries)
-      log.info("Signing addtional user-defined binaries: " + JSON.stringify(userDefinedBinaries, null, 1))
+      log.info("Signing addtional user-defined binaries: " + JSON.stringify(binaries, null, 1))
     }
 
     const signOptions: any = {