Structural test to ensure that all payload schema types are
mapped to field types.

This will fail if the proto introduces new mappings, so that they can be added for release.

Use the released Testcontainers.Qdrant package, removing the need to
maintain a custom Testcontainer.

This commit adds an overloaded method to retrieve a single point with `PointId`. This allows ids returned from other APIs to be passed easily in subsequent calls.

This commit adds Delete overloads to be delete points with a single of list of `PointId`. This allows ids returned from other APIs to be passed easily in subsequent calls.

This commit updates the Dispose implementations of the low level and high level client. Since both are public and not sealed, they can be inherited from, and therefore should expose an
overrideable Dispose method.

* chore: Cloud inference helpers

Signed-off-by: Anush008 <anushshetty90@gmail.com>

* chore: Bump version

Signed-off-by: Anush008 <anushshetty90@gmail.com>

* chore: Review updates

Signed-off-by: Anush008 <anushshetty90@gmail.com>

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Signed-off-by: Anush008 <anushshetty90@gmail.com>