tty/vt: consolemap: decrypt inverse_translate()

Fix invalid indentation and demystify the code by removing superfluous
"else"s. The "else"s are unneeded as they always follow an "if"-true
branch containing a "return". The code is now way more readable.

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220607104946.18710-4-jslaby@suse.cz


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>