Fix for null placements when manually loading

index.js

@@ -1184,7 +1184,7 @@ if (check_dependencies()) {
     wait_dom.then(() => {
       load_placements()
         .then((placements) => {
-          resolve(placements);
+          resolve(placements.filter((p) => p != null));
         })
         .catch((err) => {
           resolve([]);

tests/missing-placement.test.html

@@ -15,7 +15,7 @@
         describe("EthicalAds library", () => {
           it("skips manual placements", async () => {
             const placements = await wait;
-            expect(placements).to.be.an("array").that.includes(null);
+            expect(placements.length).equals(0);
           });
           it("can force load manual placements", async () => {
             const placements = await load_placements(true);