DYN-6385: Add missing documentation content for operator nodes

[zeusongit]

Purpose

Added missing documentation content for operator nodes, since Windows do not allow file name including some special characters( like /,</>,* etc), we are making use of the hashed value for those operators, no code change is required.
Docs added for:

• "/"

• "*"

• "+"

• "<"

• "<="

• ">"

• ">="

• "||"

Declarations

Check these if you believe they are true

• The codebase is in a better state after this PR
• Is documented according to the standards
• The level of testing this PR includes is appropriate
• User facing strings, if any, are extracted into *.resx files
• All tests pass using the self-service CI.
• Snapshot of UI changes, if any.
• Changes to the API follow Semantic Versioning and are documented in the API Changes document.
• This PR modifies some build requirements and the readme is updated
• This PR contains no files larger than 50 MB

Release Notes

• Added missing documentation content for operator nodes

Reviewers

@DynamoDS/dynamo

[github-actions]

See the ticket for this pull request: https://jira.autodesk.com/browse/DYN-6385

[github-actions]

UI Smoke Tests

Test: success. 11 passed, 0 failed.
TestComplete Test Result
Workflow Run: UI Smoke Tests
Check: UI Smoke Tests

[QilongTang]

I guess only + is allowed among these cases? LGTM then

[RobertGlobant20]

LGTM

[zeusongit]

I guess only + is allowed among these cases? LGTM then

Yes + is allowed but was missing