If display bounds are out of sync with time conductor, don't purge data out of bounds

[shefalijoshi]

Closes #6460

Describe your changes:

In addition to panning and zooming, also check if we're paused to not purge data out of bounds.

All Submissions:

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Is this a notable change that will require a special callout in the release notes? For example, will this break compatibility with existing APIs or projects that consume these plugins?

Author Checklist

• Changes address original issue?
• Tests included and/or updated with changes?
• Has this been smoke tested?
• Have you associated this PR with a type: label? Note: this is not necessarily the same as the original issue.
• Have you associated a milestone with this PR? Note: leave blank if unsure.
• Testing instructions included in associated issue OR is this a dependency/testcase change?

Reviewer Checklist

• Changes appear to address issue?
• Reviewer has tested changes by following the provided instructions?
• Changes appear not to be breaking changes?
• Appropriate automated tests included?
• Code style and in-line documentation are appropriate?

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 56.23%. Comparing base (810d580) to head (753d2a9).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7732      +/-   ##
==========================================
- Coverage   56.87%   56.23%   -0.65%     
==========================================
  Files         673      673              
  Lines       27182    27182              
  Branches     2635     2635              
==========================================
- Hits        15461    15285     -176     
- Misses      11390    11566     +176     
  Partials      331      331              

Flag	Coverage Δ
e2e-full	23.56% <ø> (-18.06%)	⬇️
e2e-stable	59.75% <ø> (-0.72%)	⬇️
unit	49.25% <100.00%> (-0.02%)	⬇️

Files	Coverage Δ
src/plugins/plot/MctPlot.vue	38.81% <100.00%> (ø)
src/plugins/timeConductor/TimePopupRealtime.vue	29.72% <ø> (ø)

... and 22 files with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 810d580...753d2a9. Read the comment docs.

[akhenry]

Tests, please. Nothing should be pushed any more without tests.