fix: enable selectable time intervals for metrics across all screens

[JBAhire]

Description

Resolves #749 by making changes as per the discussion here: #749 (comment) .

Enabling selectable-interval will show up in UI like this screenshot from earlier version:

Testing

NA

Checklist:

• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

Merging #807 (a009ee2) into main (969ecaa) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #807   +/-   ##
=======================================
  Coverage   85.42%   85.42%           
=======================================
  Files         792      792           
  Lines       16192    16192           
  Branches     2069     2069           
=======================================
  Hits        13832    13832           
  Misses       2329     2329           
  Partials       31       31           

Impacted Files	Coverage Δ
...apis/api-detail/overview/api-overview.dashboard.ts	100.00% <ø> (ø)
...kend-detail/overview/backend-overview.component.ts	40.00% <ø> (ø)
...vice-detail/overview/service-overview.dashboard.ts	100.00% <ø> (ø)
src/app/home/home.dashboard.ts	100.00% <ø> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 969ecaa...a009ee2. Read the comment docs.

[anandtiwary]

Did we change it to false recently?

[JBAhire]

Did we change it to false recently?

Actually, it has been false since long time. That change happened post launch. I think @arjunlalb , @aaron-steinfeld or @skjindal93 might have some additional context here.

[github-actions]

Unit Test Results

    4 files  ±0  250 suites  ±0   14m 54s ⏱️ -13s
897 tests ±0  897 ✔️ ±0  0 💤 ±0  0 ❌ ±0 
903 runs  ±0  903 ✔️ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit a8a7f6f. ± Comparison against base commit 969ecaa.

[skjindal93]

Did we change it to false recently?

Actually, it has been false since long time. That change happened post launch. I think @arjunlalb , @aaron-steinfeld or @skjindal93 might have some additional context here.

We changed it to false, because we felt that the interval selector was overcrowding the cartesians in overview and home dashboards