REMOVE percentages of x-axis in the answer buttons graph (#3952)

* Allow linebreak between kind and percentage in answer buttons graph. This is BROKEN!

* FIX: percentage is not below kind

* FIX: y-axis wrongly had percentages

* REMOVE debugging console

* run ./check and fix errors

* REMOVE unused comment (commented out code)

* FIX: Percentage Text is cutoff (this removes transition as well)

* FIX: incorrect alignment

* UPDATE variable names to make them more meaningful

* UNDO removing transition

* REMOVE percentage from x-axis

* Revert "UNDO removing transition"

This reverts commit 2652b16bd7.

* RESTORE transition in x-axis

ts/routes/graphs/buttons.ts

@@ -148,7 +148,7 @@ export function renderButtons(
                                     kind = tr.statisticsCountsMatureCards();
                                     break;
                             }
-                            return `${kind} \u200e(${totalCorrect(d).percent}%)`;
+                            return `${kind}`;
                         }) as any,
                     )
                     .tickSizeOuter(0),