SIENTIAPDE-1308: Update documentation, remove install_dependencies.sh script from README, correct Training class initialization, and update sientia-dataops-library version in requirements.txt.

README.md

@@ -494,13 +494,7 @@ kubectl exec -n temporal <temporal-admin-tools-pod-name> -- \
     gh auth login
     ```
 
-  3. **Run the install_dependencies.sh script**
-    ```bash
-    chmod +x install_dependencies.sh
-    ./install_dependencies.sh
-    ```
-
-  4. **Install Python dependencies**
+  3. **Install Python dependencies**
     ```bash
     python -m pip install --upgrade pip
     # Install production dependencies