docs: update examples to reflect --open-target

[snitin315]

• This is a bugfix
• This is a feature
• This is a code refactor
• This is a test update
• This is a docs update
• This is a metadata update

For Bugs and Features; did you add new tests?

No

Motivation / Use-Case

Update examples. remove --open-page references .

Breaking Changes

None

Additional Info

No

[codecov]

Codecov Report

Merging #3146 (ebec9d1) into master (e3c2683) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #3146   +/-   ##
=======================================
  Coverage   94.94%   94.94%           
=======================================
  Files          37       37           
  Lines        1206     1206           
  Branches      332      332           
=======================================
  Hits         1145     1145           
  Misses         55       55           
  Partials        6        6           

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[alexander-akait]

Thanks