fix: update bin entry test to match corrected altimate path

The altimate bin entry points to ./bin/altimate (the actual binary),
not ./bin/altimate-code (the backward-compat wrapper). Also assert
that no opencode bin entry exists.

Author: anandgupta42

packages/opencode/test/install/publish-package.test.ts

@@ -42,8 +42,9 @@ describe("publish package validation", () => {
   test("bin entries are correct", () => {
     const pkg = JSON.parse(fs.readFileSync(path.join(REPO_PKG_DIR, "package.json"), "utf-8"))
     expect(pkg.bin).toBeDefined()
-    expect(pkg.bin["altimate"]).toBe("./bin/altimate-code")
+    expect(pkg.bin["altimate"]).toBe("./bin/altimate")
     expect(pkg.bin["altimate-code"]).toBe("./bin/altimate-code")
+    expect(pkg.bin["opencode"]).toBeUndefined()
   })
 
   test("postinstall script has bun-then-node fallback", () => {