require errormsg to be specified before file.

tests/controlflow/tblock1.nim

@@ -1,7 +1,7 @@
 discard """
+  errormsg: "undeclared identifier: \'ha\'"
   file: "tblock1.nim"
   line: 14
-  errormsg: "undeclared identifier: \'ha\'"
 """
 # check for forward label and
 # for failure when label is not declared
@@ -14,5 +14,3 @@ proc main =
   break ha #ERROR
 
 main()
-
-

tests/controlflow/tstatret.nim

@@ -1,12 +1,9 @@
 discard """
+  errormsg: "unreachable statement after 'return' statement or '{.noReturn.}' proc"
   file: "tstatret.nim"
   line: 9
-  errormsg: "unreachable statement after 'return' statement or '{.noReturn.}' proc"
 """
 # no statement after return
 proc main() =
   return
   echo("huch?") #ERROR_MSG statement not allowed after
-
-
-