INTMDB-403: Update third_party_integration.markdown

[Zuhairahmed]

Description

Doc update only. Missing Types: MICROSOFT_TEAMS and PROMETHEUS in Argument Reference section in Resource: third_party_integration

Link to any related issue(s):

Type of change:

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update
• [x] Documentation fix/enhancement

Required Checklist:

• [x] I have signed the MongoDB CLA
• [x] I have read the Terraform contribution guidelines
• [ ] I have added tests that prove my fix is effective or that my feature works per HashiCorp requirements
• [ ] I have added any necessary documentation (if appropriate)
• [ ] I have run make fmt and formatted my code

Further comments