minor #291 Fixes broken links in certain docs (junaidbinfarooq)

This PR was merged into the main branch.

Discussion
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Fixes broken links in certain docs

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| Docs?         | no
| Issues        | None
| License       | MIT

# Changes proposed:
Certain docs had broken example links. The changes in the pr aim to fix those links.

Commits
-------

4026d57 fix(docs): Fixes broken links in certain docs

Author: chr-hertel

src/agent/doc/index.rst

@@ -553,9 +553,9 @@ useful when certain interactions shouldn't be influenced by the memory context::
 .. _`Wikipedia Tool`: https://github.com/symfony/ai/blob/main/examples/openai/toolcall-stream.php
 .. _`YouTube Transcriber Tool`: https://github.com/symfony/ai/blob/main/examples/openai/toolcall.php
 .. _`Store Component`: https://github.com/symfony/ai-store
-.. _`RAG with MongoDB`: https://github.com/symfony/ai/blob/main/examples/store/mongodb-similarity-search.php
-.. _`RAG with Pinecone`: https://github.com/symfony/ai/blob/main/examples/store/pinecone-similarity-search.php
+.. _`RAG with MongoDB`: https://github.com/symfony/ai/blob/main/examples/rag/mongodb.php
+.. _`RAG with Pinecone`: https://github.com/symfony/ai/blob/main/examples/rag/pinecone.php
 .. _`Structured Output with PHP class`: https://github.com/symfony/ai/blob/main/examples/openai/structured-output-math.php
 .. _`Structured Output with array`: https://github.com/symfony/ai/blob/main/examples/openai/structured-output-clock.php
 .. _`Chat with static memory`: https://github.com/symfony/ai/blob/main/examples/memory/static.php
-.. _`Chat with embedding search memory`: https://github.com/symfony/ai/blob/main/memory/mariadb.php
+.. _`Chat with embedding search memory`: https://github.com/symfony/ai/blob/main/examples/memory/mariadb.php

src/store/doc/index.rst

@@ -103,7 +103,7 @@ This leads to a store implementing two methods::
     }
 
 .. _`Retrieval Augmented Generation`: https://de.wikipedia.org/wiki/Retrieval-Augmented_Generation
-.. _`Similarity Search with MariaDB (RAG)`: https://github.com/symfony/ai/blob/main/examples/rag/mariadb.php
+.. _`Similarity Search with MariaDB (RAG)`: https://github.com/symfony/ai/blob/main/examples/rag/mariadb-gemini.php
 .. _`Similarity Search with MongoDB (RAG)`: https://github.com/symfony/ai/blob/main/examples/rag/mongodb.php
 .. _`Similarity Search with Meilisearch (RAG)`: https://github.com/symfony/ai/blob/main/examples/rag/meilisearch.php
 .. _`Similarity Search with memory storage (RAG)`: https://github.com/symfony/ai/blob/main/examples/rag/in-memory.php