feat: add vector database modules (Qdrant, Weaviate, Chroma, pgvector, OpenSearch, Milvus)

[mdelapenya]

What does this PR do?

This PR does the following:

• it adds another nolint clause to the examples template

Adds the Qdrant module

• bootstraps the qdrant module, created using the modulegen project
• the module includes 3 container methods for endpoints: web UI, REST endpoint and gRPC.
• it adds a full example using the gRPC client: create a collection, create points, list collections, upsert points, and search points (filtered and unfiltered).
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/qdrant/

Adds the Weaviate module

• bootstraps the weaviate module, created using the modulegen project
• the module includes 1 container method for retrieving the schema and port. At the moment only the HTTP schema is supported.
• it adds an example of how to create a Weaviate client.
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/weaviate/

Adds the Chroma module

• bootstraps the chroma module, created using the modulegen project
• the module includes 1 container method for retrieving the REST endpoint of Chroma.
• it adds several examples on how to create a Chroma client or how to create collections.
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/chroma/

Adds the pgvector module

• adds an example on how to configure the Postgres module to use pgvector
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/postgres/#postgres-variants

Adds the OpenSearch module

• bootstraps the OpenSearch module, created using the modulegen project
• the module includes 1 container method for retrieving the address of OpenSearch.
• it does not support TLS on purpose.
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/opensearch/

Adds the Milvus module

• bootstraps the Milvus module, created using the modulegen project
• the module includes 1 container method for retrieving the gRPC connection string for connecting to Milvus.
• it adds an example on how to create a gRPC Milvus client and how to create and list collections.
• it used the embedded etcd without minio, as shown in https://raw.githubusercontent.com/milvus-io/milvus/master/scripts/standalone_embed.sh
• Render URL: https://deploy-preview-2245--testcontainers-go.netlify.app/modules/milvus/

Why is it important?

Add a new module, this time one very popular in the AI space.

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