remove deprecated type pragma syntax, fix bugs that required it (#20199)

* remove deprecated pragma syntax from 0.20.0

closes #4651, closes #16653 with a cheap fix for now due to
how early `tfFinal` is set

* remove type pragma between name and generics

* undo removal, try removing bind expression (0.8.14)

* fix test, unremove bind expr

* remove again

* Update changelog.md

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>

* dependencies @ HEAD & weave test dependencies

* try fix package ci

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>

tests/types/tfinalobj.nim

@@ -3,7 +3,7 @@ discard """
 """
 
 type
-  TA = object {.pure, final.}
+  TA {.pure, final.} = object
     x: string
 
 var

tests/types/tinheritref.nim

@@ -11,11 +11,11 @@ ob = T[int](elem: 23)
 doAssert ob.elem == 23
 
 type
-  TTreeIteratorA* = ref object {.inheritable.}
+  TTreeIteratorA* {.inheritable.} = ref object
 
   TKeysIteratorA* = ref object of TTreeIteratorA  #compiles
 
-  TTreeIterator* [T,D] = ref object {.inheritable.}
+  TTreeIterator* [T,D] {.inheritable.} = ref object
 
   TKeysIterator* [T,D] = ref object of TTreeIterator[T,D]  #this not
 

tests/types/told_pragma_syntax1.nim

@@ -0,0 +1,5 @@
+discard """
+  errormsg: "invalid indentation"
+"""
+
+type Foo = object {.final.}

tests/types/told_pragma_syntax2.nim

@@ -0,0 +1,5 @@
+discard """
+  errormsg: "invalid indentation"
+"""
+
+type Bar {.final.} [T] = object