Cleanup of widget invocation

[PardhavMaradani]

Changes made in this Pull Request:

• Remove passing redundant batch_size param
  • The buffer / batch size is available in trajectory
• Reset frame to the latest timestep before each widget invocation
  • Widget runs can iterate trajectory and hence required

PR Checklist

• Tests?
• Docs?
• CHANGELOG updated?
• Issue raised/referenced?

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (a840cf4) to head (5bed052).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

Components	Coverage Δ
frontend	100.00% <ø> (ø)
backend	100.00% <100.00%> (ø)

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[read-the-docs-community]

Documentation build overview

📚 mdadash | 🛠️ Build #33548216 | 📁 Comparing 5bed052 against latest (a840cf4)

  🔍 Preview build  

9 files changed · ± 9 modified

± Modified

• genindex.html
• autosummary/mdadash.backend.analyses.dssp.html
• autosummary/mdadash.backend.analyses.rog.html
• autosummary/mdadash.backend.kernel.core.html
• autosummary/mdadash.backend.widgets.base.html
• _modules/mdadash/backend/analyses/dssp.html
• _modules/mdadash/backend/analyses/rog.html
• _modules/mdadash/backend/kernel/core.html
• _modules/mdadash/backend/widgets/base.html