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For several years, the pattern "foo$" has effectively been treated as equivalent to "foo" due to a bug in the (misnamed) helper number_prefix(). This hasn't been observed to cause any problems, so remove the broken $ functionality and change all foo$ patterns to foo. Signed-off-by: Rasmus Villemoes <[email protected]> Signed-off-by: Rusty Russell <[email protected]>