quieten MathJax

qt/aqt/data/web/js/mathjax.js

@@ -10,7 +10,6 @@ window.MathJax = {
   startup: {
     typeset: false,
     pageReady: () => {
-            console.log("page is ready");
       return MathJax.startup.defaultPageReady();
     },
   },

qt/aqt/webview.py

@@ -90,6 +90,9 @@ class AnkiWebPage(QWebEnginePage):
         buf = "JS %(t)s %(f)s:%(a)d %(b)s" % dict(
             t=level, a=line, f=srcID, b=msg + "\n"
         )
+        if "MathJax localStorage" in buf:
+            # silence localStorage noise
+            return
         # ensure we don't try to write characters the terminal can't handle
         buf = buf.encode(sys.stdout.encoding, "backslashreplace").decode(
             sys.stdout.encoding