Merge tests into a larger file (part 2 of ∞) (#9335)

* merge controlflow tests

* merge distinct tests

* merge enum tests

* merge fields tests

* merge implicit tests

* merge iter issues tests

tests/implicit/timplicit.nim

@@ -1,8 +1,19 @@
 discard """
-  output: '''2
-88'''
+  output: '''
+1
+2
+3
+4
+2
+88
+'''
 """
 
+
+for x in [1, 2, 3, 4]:
+  echo x
+
+
 type
   TValue* {.pure, final.} = object of RootObj
     a: int
@@ -32,4 +43,4 @@ block:
   var indirect = p
   x.indirect(44)
 
-  echo x[]
+  echo x[]

tests/implicit/timplicititems.nim

@@ -1,4 +0,0 @@
-
-for x in [1, 2, 3, 4]:
-  echo x
-