fix(build): add stable memory-cli dist entry (#51759)

Co-authored-by: oliviareid-svg <269669958+oliviareid-svg@users.noreply.github.com>
Co-authored-by: Frank <vibespecs@gmail.com>

src/infra/tsdown-config.test.ts

@@ -35,6 +35,7 @@ describe("tsdown config", () => {
     expect(entryKeys(distGraphs[0])).toEqual(
       expect.arrayContaining([
         "index",
+        "cli/memory-cli",
         "plugins/runtime/index",
         "plugin-sdk/compat",
         "plugin-sdk/index",