lisp/net/*.el, lisp/progmodes/*.el: Fix docstring typos.

lisp/net/*.el, lisp/progmodes/*.el: Fix docstring typos.

* net/socks.el (socks, socks-override-functions)
(socks-find-services-entry): FT
* progmodes/hideif.el (hif-set-var, hif-nexttoken, hif-comma)
(hif-find-ifdef-block):
* progmodes/modula2.el (m2-indent): Fix docstring typos.

* net/tls.el (tls-program): Reflow docstring.

* progmodes/opascal.el (opascal-compound-block-indent)
(opascal-case-label-indent): Fix docstring typos.
(opascal-mode): Fix typos; let defined-derived-mode document mode hook.

* progmodes/pascal.el (pascal-mode-abbrev-table)
(pascal-imenu-generic-expression, pascal-auto-endcomments)
(pascal-mark-defun, pascal-comment-area, pascal-indent-level)
(pascal-outline-mode): Fix docstring typos.
(pascal-mode): Let define-derived-mode document mode hook.
(pascal-uncomment-area): Reflow.
(pascal-exclude-str-start, pascal-exclude-str-end): Add docstring.