fix: division by zero in findFocusPointForEllipse leads to infinite loop in wrapText freezing Excalidraw (#6377)

* Update collision.ts

* Update textElement.ts

* Update textElement.ts

* tweak

* fix

* remove unnecessary `Math.sign`

* change check and add doc

* Add a case for negative max width and specs

* fix

---------

Co-authored-by: dwelle <luzar.david@gmail.com>
Co-authored-by: Aakansha Doshi <aakansha1216@gmail.com>

src/element/textElement.ts

@@ -324,6 +324,13 @@ export const getTextHeight = (text: string, font: FontString) => {
 };
 
 export const wrapText = (text: string, font: FontString, maxWidth: number) => {
+  // if maxWidth is not finite or NaN which can happen in case of bugs in
+  // computation, we need to make sure we don't continue as we'll end up
+  // in an infinite loop
+  if (!Number.isFinite(maxWidth) || maxWidth < 0) {
+    return text;
+  }
+
   const lines: Array<string> = [];
   const originalLines = text.split("\n");
   const spaceWidth = getLineWidth(" ", font);