Add withFilter to FunctorFilter.Ops

[ikeyan]

So for-comprehension with if clauses compiles.

for {
  n <- Try(Seq(1, 2, 3)).nested if n % 2 == 0
} yield n

[alokkumardalei-wq]

Hello @ikeyan ,@satorg, . I have raised a open PR for this issue .
You can find the link here:#4836.

Just ignore the above two commits by me , it was done by mistake and I am really sorry for that.