Replace console.warn with logger.warn

Related https://github.com/vector-im/element-web/issues/18425

src/vector/jitsi/index.ts

@@ -96,7 +96,7 @@ let meetApi: any; // JitsiMeetExternalAPI
             ]);
             widgetApi.start();
         } else {
-            console.warn("No parent URL or no widget ID - assuming no widget API is available");
+            logger.warn("No parent URL or no widget ID - assuming no widget API is available");
         }
 
         // Populate the Jitsi params now
@@ -208,7 +208,7 @@ function joinConference() { // event handler bound in HTML
     if (jitsiAuth === JITSI_OPENIDTOKEN_JWT_AUTH) {
         if (!openIdToken?.access_token) { // eslint-disable-line camelcase
             // We've failing to get a token, don't try to init conference
-            console.warn('Expected to have an OpenID credential, cannot initialize widget.');
+            logger.warn('Expected to have an OpenID credential, cannot initialize widget.');
             document.getElementById("widgetActionContainer").innerText = "Failed to load Jitsi widget";
             return;
         }
@@ -223,7 +223,7 @@ function joinConference() { // event handler bound in HTML
         widgetApi.setAlwaysOnScreen(true);
     }
 
-    console.warn(
+    logger.warn(
         "[Jitsi Widget] The next few errors about failing to parse URL parameters are fine if " +
         "they mention 'external_api' or 'jitsi' in the stack. They're just Jitsi Meet trying to parse " +
         "our fragment values and not recognizing the options.",