Correct typos

src/core/xfa/formcalc_lexer.js

@@ -80,7 +80,7 @@ const TOKEN = {
   string: 22,
   this: 23,
   times: 24,
-  identifier: 25, // in main statments too
+  identifier: 25, // in main statements too
 
   /* Main statements */
   break: 26,

src/core/xfa/som.js

@@ -68,7 +68,7 @@ function parseIndex(index) {
   return parseInt(index, 10) || 0;
 }
 
-// For now expressions containaing .[...] or .(...) are not
+// For now expressions containing .[...] or .(...) are not
 // evaluated so don't parse them.
 // TODO: implement that stuff and the remove the noExpr param.
 function parseExpression(expr, dotDotAllowed, noExpr = true) {

src/core/xfa/xfa_object.js

@@ -440,7 +440,7 @@ class XFAObject {
 
   /**
    * Update the node with properties coming from a prototype and apply
-   * this function recursivly to all children.
+   * this function recursively to all children.
    */
   [$resolvePrototypes](ids, ancestors = new Set()) {
     for (const child of this[_children]) {