[Issue 23983] Better error message when brace missing after `else`

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23983

FeepingCreature <default_357-line at yahoo.de> changed:

           What    |Removed                     |Added
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                 CC|                            |default_357-line at yahoo.de

--- Comment #7 from FeepingCreature <default_357-line at yahoo.de> ---
I recommend using a tool like dfmt that has opinions about correct indentation.
Then you'll easily notice on commit that it's indented everything from line 11
on leftwards, which makes it clear where the problem is.

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