Fix synopsis: hg forget needs at least one file name.

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Fix synopsis: hg forget needs at least one file name.

manifest hash: 1386189a11f9bc539ae2c4bf93333235931d8bc6
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mercurial/commands.py

@@ -1125,7 +1125,7 b' table = {'
         (export,
          [('o', 'output', "", 'output to file')],
          "hg export [-o OUTFILE] REV..."),
-    "forget": (forget, [], "hg forget [FILE]..."),
+    "forget": (forget, [], "hg forget FILE..."),
     "heads": (heads, [], 'hg heads'),
     "help": (help_, [], 'hg help [COMMAND]'),
     "identify|id": (identify, [], 'hg identify'),