Actor-based Filtering for GH AuditLogExtractor

[rreddy2]

Summary of Change

Adding Audit Log filtering for the actor parameter (including and excluding)

Before Review

• Unit Tests are Added/Updated and meet at-least 85% coverage criteria for that feature

Before Merge

• Ran/Functionally Tested in Dev Environment
• Documentation Is Updated (Where Appropriate)

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
nodestream_github
plugin.py	4	1	75%	6
repos.py	94	3	97%	37, 81, 85
teams.py	34	1	97%	63
users.py	26	1	96%	33
nodestream_github/client
githubclient.py	279	39	86%	83–86, 91–93, 155–156, 161–162, 255, 273, 316, 333, 399–400, 428–429, 491–492, 512–513, 548–549, 570–571, 583–584, 604–605, 614–616, 643–644, 664–665, 675–677
TOTAL	619	45	93%

Tests	Skipped	Failures	Errors	Time
54	0 💤	0 ❌	0 🔥	2.526s ⏱️

[ccloes]

Very cool functionality. Please get @jbristow 's review on this.