[DynInst_API:] [dyninst/dyninst] e67276: Improve docs for lookup functions in CodeObject (#...

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  Branch: refs/heads/master
  Home:   https://github.com/dyninst/dyninst
  Commit: e672765f31dfaf5bcfa69ab4b7681de8657daf47
      https://github.com/dyninst/dyninst/commit/e672765f31dfaf5bcfa69ab4b7681de8657daf47
  Author: Tim Haines <thaines.astro@xxxxxxxxx>
  Date:   2021-11-10 (Wed, 10 Nov 2021)

  Changed paths:
    M parseAPI/doc/API/CodeObject.tex

  Log Message:
  -----------
  Improve docs for lookup functions in CodeObject (#1147)

Add wording to improve clarity about when a CodeRegion is strictly needed when using the lookup functions.

Co-authored-by: Tim Haines <thaines@xxxxxxxxxxx>