Verify all working prevention cases for issues and PRs

[geoffchan23]

If I assign an issue to myself it will unassign me. But if I assign the issue to someone else it does not unassign that person from the issue.

[geoffchan23]

https://github.com/geoffchan23/label-reverter/blob/198e24fbe0751bdca52d3685c00581c20b7e97ec/index.js#L67

[geoffchan23]

• issue reassignment Using block.timestamp as the deadline/expiry invites MEV code-423n4/2022-01-dev-test-repo-findings#394 (comment)
• issue unassignment Some tokens may revert when zero value transfers are made code-423n4/2022-01-dev-test-repo-findings#392 (comment)
• PR reassignment update 0xsi-28.json code-423n4/2022-01-dev-test-repo-findings#397 (comment)
• PR unassignment update 0xsi-28.json code-423n4/2022-01-dev-test-repo-findings#397 (comment)
• issue reopening Contracts are vulnerable to fee-on-transfer accounting-related issues code-423n4/2022-01-dev-test-repo-findings#389 (comment)
• issue reclosing _safeMint() should be used rather than _mint() wherever possible code-423n4/2022-01-dev-test-repo-findings#387 (comment)
• PR reopening update 0xsi-28.json code-423n4/2022-01-dev-test-repo-findings#397 (comment)
• PR reclosing update 0xsi-28.json code-423n4/2022-01-dev-test-repo-findings#397 (comment)
• issue re-adding label _safeMint() should be used rather than _mint() wherever possible code-423n4/2022-01-dev-test-repo-findings#377 (comment)
• issue removing label _safeMint() should be used rather than _mint() wherever possible code-423n4/2022-01-dev-test-repo-findings#377 (comment)