debugger: increase max number of vtable entried from 20 to 100

Change-Id: I9cc62402830f9ca5b2af389df5f790515ed0383c
Reviewed-by: hjk <qthjk@ovi.com>

share/qtcreator/dumper/dumper.py

@@ -1785,7 +1785,7 @@ class Dumper:
                 if field.name.startswith("_vptr."):
                     with SubItem(self, "[vptr]"):
                         # int (**)(void)
-                        n = 20
+                        n = 100
                         self.putType(" ")
                         self.putValue(value[field.name])
                         self.putNumChild(n)