[GEN-1953]: add Dash0 destination support and documentation

[BenElferink]

This pull request introduces a new observability backend, Dash0, to the Odigos project. The key changes include the addition of Dash0 as a supported destination, updates to the documentation, and modifications to the configuration files to support Dash0.

Key Changes:

Addition of Dash0 as a Supported Destination:

• Added Dash0 configuration in common/config/dash0.go to handle the setup and configuration of Dash0 as a destination.
• Included Dash0 in the list of available destinations in common/config/root.go and common/dests.go. [1] [2]
• Added Dash0 destination data in destinations/data/dash0.yaml.

Documentation Updates:

• Updated README.md to include Dash0 in the list of managed destinations.
• Added a new documentation file docs/backends/dash0.mdx to provide detailed instructions for configuring Dash0 as a backend.
• Updated various documentation files to reference Dash0, including docs/backends-overview.mdx, docs/quickstart/next-steps.mdx, and docs/mint.json. [1] [2] [3]

Minor Documentation Formatting:

• Fixed formatting issues in README.md and other documentation files to ensure consistency and readability. [1] [2] [3] [4] [5] [6] [7]

[notion-workspace]

Destinations: add support for “Dash0”