Fix some over-wide docstrings

* lisp/cedet/semantic/analyze/refs.el
(semantic-analyze-refs-proto)
(semantic-analyze-refs-impl):
* lisp/cedet/semantic/symref.el
(semantic-symref-hit-to-tag-via-buffer):
* lisp/emacs-lisp/chart.el (chart-axis-draw):
* lisp/emacs-lisp/cl-macs.el (cl-defstruct, cl-loop):
* lisp/emacs-lisp/eieio-core.el (eieio--add-new-slot):
* lisp/eshell/em-unix.el (eshell/info):
* lisp/gnus/deuglify.el (gnus-outlook-rearrange-article):
* lisp/gnus/gnus-agent.el (gnus-agent-read-article-number):
* lisp/gnus/gnus-util.el (gnus-put-overlay-excluding-newlines)
(gnus-put-text-property-excluding-newlines):
* lisp/gnus/message.el (message-sort-headers):
* lisp/gnus/nntp.el (nntp-with-open-group)
(nntp-with-open-group-function):
* lisp/gnus/nnvirtual.el (nnvirtual-create-mapping):
* lisp/mail/feedmail.el (feedmail-fiddle-list-of-fiddle-plexes)
(feedmail-queue-reminder, feedmail-mail-send-hook-splitter):
* lisp/net/dictionary.el (dictionary-do-matching):
* lisp/obsolete/longlines.el (longlines-auto-wrap):
* lisp/org/ob-sql.el (org-babel-sql-dbstring-vertica):
* lisp/org/ol-bbdb.el (org-bbdb-date-list):
* lisp/progmodes/cc-cmds.el (c-mark-function):
* lisp/progmodes/cperl-mode.el (cperl-add-tags-recurse)
(cperl-add-tags-recurse-noxs-fullpath)
(cperl-add-tags-recurse-noxs):
* lisp/progmodes/etags.el (tags-search):
* lisp/progmodes/verilog-mode.el (verilog-delete-auto-buffer)
(verilog-auto-re-search-do, verilog-expand-vector-internal):
* lisp/textmodes/reftex-parse.el (reftex-init-section-numbers):
* lisp/textmodes/reftex-toc.el
(reftex-toc-load-all-files-for-promotion):
* lisp/textmodes/sgml-mode.el (html-mode):
* lisp/textmodes/table.el (table--transcoord-cache-to-table)
(table--transcoord-table-to-cache, table--remove-eol-spaces)
(table--region-in-cell-p, table-goto-bottom-right-corner)
(table-split-cell-horizontally):
* lisp/url/url-handlers.el (url-insert):
* lisp/vc/ediff-util.el (ediff-inferior-compare-regions): Fix doc
strings to not exceed 80-column limits.  (Bug#44858)

lisp/emacs-lisp/cl-macs.el

@@ -900,7 +900,8 @@ This is compatible with Common Lisp, but note that `defun' and
   "The Common Lisp `loop' macro.
 Valid clauses include:
   For clauses:
-    for VAR from/upfrom/downfrom EXPR1 to/upto/downto/above/below EXPR2 [by EXPR3]
+    for VAR from/upfrom/downfrom EXPR1 to/upto/downto/above/below EXPR2
+        [by EXPR3]
     for VAR = EXPR1 then EXPR2
     for VAR in/on/in-ref LIST [by FUNC]
     for VAR across/across-ref ARRAY
@@ -2698,7 +2699,7 @@ Each SLOT may instead take the form (SNAME SDEFAULT SOPTIONS...), where
 SDEFAULT is the default value of that slot and SOPTIONS are keyword-value
 pairs for that slot.
 Supported keywords for slots are:
-- `:read-only':  If this has a non-nil value, that slot cannot be set via `setf'.
+- `:read-only': If this has a non-nil value, that slot cannot be set via `setf'.
 - `:documentation': this is a docstring describing the slot.
 - `:type': the type of the field; currently only used for documentation.