Improve server profile idempotency cases

[abiliogp]

Description

ADD idempotency for Server Profile, it was tested in Synergy and C7000.

Issues Resolved

Allow Server Profile client to make the same call with same data repeatedly, and producing the same result.

Check List

• [x] New functionality includes testing.
  • [x] All tests pass ($ rake test).
• [x] New functionality has been documented in the README if applicable.
  • [x] New functionality has been thoroughly documented in the examples (please include helpful comments).
• [ ] Changes are documented in the CHANGELOG.

[fgbulsoni]

Probably good to also add this improvement in the changelog. Something like:

Unreleased Changes

Suggested release: v2.2.0

Bug fixes & Enhancements:

• #95 Improve server profile idempotency