Fix typos and minor wording issues in ELisp manual

Fix typos and minor wording issues in ELisp manual

* doc/lispref/internals.texi (Writing Emacs Primitives):
* doc/lispref/display.texi (Temporary Displays): Fix typos.
* doc/lispref/text.texi (Filling, Changing Properties)
(Transposition): Clarify and fix typos.
* doc/lispref/positions.texi (Screen Lines): Improve wording.
* doc/lispref/modes.texi (Minor Mode Conventions)
(Font Lock Multiline): Fix typos.
* doc/lispref/variables.texi (Dynamic Binding Tips): Fix a
cross-reference.  Fix a typo.
* doc/lispref/sequences.texi (Sequence Functions): Fix typos.
(Bug#31143)