Add std:: to some usual suspects

[AmintorDusko]

Context: We have several occurrences of missing std namespace.

Description of the Change: Add std namespace to usual suspects.

Benefits:

Possible Drawbacks:

Related GitHub Issues:

[sc-71935]

[github-actions[bot]]

Hello. You may have forgotten to update the changelog! Please edit .github/CHANGELOG.md with:

• A one-to-two sentence description of the change. You may include a small working example for new features.
• A link back to this PR.
• Your name (or GitHub username) in the contributors section.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 98.32%. Comparing base (07108df) to head (8835593). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #865 +/- ## ========================================== - Coverage 98.33% 98.32% -0.02% ========================================== Files 114 148 +34 Lines 19157 23391 +4234 ========================================== + Hits 18838 22999 +4161 - Misses 319 392 +73 ```

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