Minor formatting changes in ispell.el

Minor formatting changes in ispell.el

* lisp/textmodes/ispell.el (ispell-create-debug-buffer)
(ispell-print-if-debug, ispell-aspell-find-dictionary)
(ispell-aspell-add-aliases, ispell-hunspell-dict-paths-alist)
(ispell-hunspell-dictionary-alist)
(ispell-hunspell-fill-dictionary-entry)
(ispell-find-hunspell-dictionaries, ispell-send-replacement)
(ispell-buffer-with-debug, ispell-complete-word)
(ispell-current-dictionary, ispell-current-personal-dictionary)
(ispell-accept-output, ispell-minor-mode)
(ispell-personal-dictionary, ispell-dictionary-alist)
(ispell-really-aspell, ispell-really-hunspell)
(ispell-encoding8-command, ispell-aspell-supports-utf8)
(ispell-aspell-dictionary-alist, ispell-set-spellchecker-params):
Fix whitespace, inconsistent capitalization, and arguments in doc
strings.