tests: Trim .nim files trailing whitespace

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

tests/stdlib/trepr2.nim

@@ -1,32 +1,32 @@
-# test the new "repr" built-in proc
-
-type
-  TEnum = enum
-    en1, en2, en3, en4, en5, en6
-
-  TPoint {.final.} = object
-    x, y, z: int
-    s: array [0..1, string]
-    e: TEnum
-
-var
-  p: TPoint
-  q: ref TPoint
-  s: seq[ref TPoint]
-
-p.x = 0
-p.y = 13
-p.z = 45
-p.s[0] = "abc"
-p.s[1] = "xyz"
-p.e = en6
-
-new(q)
-q[] = p
-
-s = @[q, q, q, q]
-
-writeLine(stdout, repr(p))
-writeLine(stdout, repr(q))
-writeLine(stdout, repr(s))
-writeLine(stdout, repr(en4))
+# test the new "repr" built-in proc
+
+type
+  TEnum = enum
+    en1, en2, en3, en4, en5, en6
+
+  TPoint {.final.} = object
+    x, y, z: int
+    s: array [0..1, string]
+    e: TEnum
+
+var
+  p: TPoint
+  q: ref TPoint
+  s: seq[ref TPoint]
+
+p.x = 0
+p.y = 13
+p.z = 45
+p.s[0] = "abc"
+p.s[1] = "xyz"
+p.e = en6
+
+new(q)
+q[] = p
+
+s = @[q, q, q, q]
+
+writeLine(stdout, repr(p))
+writeLine(stdout, repr(q))
+writeLine(stdout, repr(s))
+writeLine(stdout, repr(en4))