feat: 更新贡献上传URL逻辑，优化上传页面打开功能并更新相关测试用例

tests/sidepanel-contribution-mode.test.js

@@ -393,7 +393,7 @@ test('contribution mode manager enters mode, starts main auto flow, polls contri
       },
     },
     constants: {
-      contributionUploadUrl: 'https://apikey.qzz.io/',
+      contributionUploadUrl: 'https://apikey.qzz.io',
       pollIntervalMs: 2500,
     },
   });
@@ -420,6 +420,7 @@ test('contribution mode manager enters mode, starts main auto flow, polls contri
   assert.ok(updateSyncUiCount >= 1);
   assert.ok(updateConfigMenuCount >= 1);
   assert.equal(timers.length, 0);
+  assert.deepStrictEqual(openedUrls, ['https://apikey.qzz.io']);
 
   dom.inputContributionNickname.value = '贡献者昵称';
   dom.inputContributionQq.value = '123456';
@@ -440,7 +441,7 @@ test('contribution mode manager enters mode, starts main auto flow, polls contri
   assert.equal(dom.contributionModeSummary.textContent, '\u5df2\u63d0\u4ea4\u56de\u8c03\uff0c\u7b49\u5f85 CPA \u786e\u8ba4');
 
   dom.btnOpenContributionUpload.listeners.click();
-  assert.deepStrictEqual(openedUrls, ['https://apikey.qzz.io/']);
+  assert.deepStrictEqual(openedUrls, ['https://apikey.qzz.io', 'https://apikey.qzz.io']);
 
   await dom.btnExitContributionMode.listeners.click();
   manager.render();