Fixes #6972 Prevent injecting Beacon script when DONOTROCKETOPTIMIZE is defined

[Khadreal]

Description

Fixes #6972
Prevent injecting Beacon script when DONOTROCKETOPTIMIZE is defined and allow SaaS visit

Type of change

• Bug fix (non-breaking change which fixes an issue).

Detailed scenario

Steps are available in the issue #6972

Technical description

Documentation

Check for DONOTROCKETOPTIMIZE before injecting beacon and check if it's visit for SaaS

Mandatory Checklist

Code validation

• I validated all the Acceptance Criteria. If possible, provide screenshots or videos.
• I triggered all changed lines of code at least once without new errors/warnings/notices.
• I implemented built-in tests to cover the new/changed code.

Code style

• I wrote a self-explanatory code about what it does.
• I protected entry points against unexpected inputs.
• I did not introduce unnecessary complexity.

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
Report missing for ce7b6011	✅ 100.00% (target: 50.00%)

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (ce7b601)	Report Missing	Report Missing	Report Missing
Head commit (997da2d)	37750	16597	43.97%

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#7045)	1	1	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

See your quality gate settings    Change summary preferences

_{Codacy stopped sending the deprecated coverage status on June 5th, 2024. Learn more}

Footnotes

1. Codacy didn't receive coverage data for the commit, or there was an error processing the received data. Check your integration for errors and validate that your coverage setup is correct. ↩

[Miraeld]

Hello hello,
Here are the results:

• Do not contain any mention of DONOTROCKETOPTIMIZE nor wpr_imagedimensions
  
  ✅ We get the beacon injected

• Only DONOTROCKETOPTIMIZE declared:
  
  ✅ We do not get the beacon injected

• DONOTROCKETOPTIMIZE and wpr_imagedimensions used:
  
  ✅ We do get the beacon injected.

Here is the report:
testrail-report-649.pdf

[MathieuLamiot]

Discussed during the daily: This PR is needed for 3.17.2 as the rollback of the regression for SaaS visist was not done. So we should merge this to develop to fix the regression and complete the issue itself too.
A quick double check once merged from @wp-media/qa-team would be good then.