[Low-code SDK] Add support for source Everhour

[tuanchris]

Tell us about the new connector you’d like to have

• Source Everhour

Describe the context around this new connector

• Why do you need this integration? How does your team intend to use the data? This helps us understand the use case. - We use EverHour for hour log
• How often do you want to run syncs? - Daily
• If this is an API source connector, which entities/endpoints do you need supported? - Yes
• If the connector is for a paid service, can we name you as a mutual user when we subscribe for an account? Which company should we name? - No

Describe the alternative you are considering or using

What are you considering doing if you don’t have this integration through Airbyte?

Are you willing to submit a PR?

Yes

[YowanR]

Assigning to @tuanchris -- looking forward to this one 💪

[marcosmarxm]

Closed by #23593