fix: duplicated instructions in README

Author: marius-mather

README.md

@@ -142,27 +142,15 @@ When the database models are changed, the database schema diagram in [`db_diagra
 
 1. The `aai-backend/scripts/generate_db_diagram.py` script generates a database schema diagram from the SQLAlchemy models defined in the codebase, when a models are added, removed, or modified, the `models` module should be updated accordingly.
 
-1. To generate an updated database schema diagram, run the following command:
+2. To generate an updated database schema diagram, run the following command:
 
    ```shell
-   uv generate_db_diagram.sh
+   bash generate_db_diagram.sh
    ```
 
    The updated diagram will be saved in [`db_diagram.svg`](./db_diagram.svg).
 
 
-### Generating the Diagram
-
-The `aai-backend/scripts/generate_db_diagram.py` script generates a database schema diagram from the SQLAlchemy models defined in the codebase, when a models are added, removed, or modified, the `models` module should be updated accordingly.
-
-To generate an updated database schema diagram, run the following command:
-
-```shell
-bash generate_db_diagram.sh
-```
-
-The updated diagram will be saved as `db_diagram.svg`.
-
 ## Documents to be updated
 Please update the following documents if there are changes to the database schema:
 - [AAI User Database Technical Design Document](https://docs.google.com/document/d/1xECcTqXH9ykXBCEESBSg43SOMncXT6Zayi5FwqvCT4Y/edit?tab=t.0#heading=h.sj9060dgy5fu)