Bug 1003273 - Fix "non-space characters insided a table" typo. DONTBUILD NPOTB r=alchen

Differential Revision: https://phabricator.services.mozilla.com/D81996

parser/html/javasrc/TreeBuilder.java

@@ -6712,7 +6712,7 @@ public abstract class TreeBuilder<T> implements TokenHandler,
     }
 
     private void errNonSpaceInTable() throws SAXException {
-        err("Misplaced non-space characters insided a table.");
+        err("Misplaced non-space characters inside a table.");
     }
 
     private void errUnclosedChildrenInRuby() throws SAXException {