tests: Trim .nim files trailing whitespace

via OSX: find . -name '*.nim' -exec sed -i '' -E 's/[[:space:]]+$//' {} +

tests/lexer/tident.nim

@@ -1,12 +1,12 @@
 
 type
-  TIdObj* = object of TObject
-    id*: int                  # unique id; use this for comparisons and not the pointers
-  
-  PIdObj* = ref TIdObj
-  PIdent* = ref TIdent
-  TIdent*{.acyclic.} = object
-    s*: string
+  TIdObj* = object of TObject
+    id*: int                  # unique id; use this for comparisons and not the pointers
+
+  PIdObj* = ref TIdObj
+  PIdent* = ref TIdent
+  TIdent*{.acyclic.} = object
+    s*: string
 
 proc myNewString(L: int): string {.inline.} =
   result = newString(L)
@@ -15,8 +15,8 @@ proc myNewString(L: int): string {.inline.} =
   for i in 0..L-1:
     if result[i] == '\0':
       echo("Correct")
-    else: 
+    else:
       echo("Wrong")
-  
+
 var s = myNewString(8)