Update CUSTOM_STEPS_LIST.md

Added line for new step: VA - Get Column Explanation Signed-off-by: Wilbram Hazejager <wilbram.hazejager@sas.com>

Author: snlwih

CUSTOM_STEPS_LIST.md

@@ -127,6 +127,7 @@ The list of available Custom Steps further down on this page uses the following
 | [Surrogate Key Generator](./Surrogate%20Key%20Generator/README.md) | Generates a surrogate key based on a business key | [Torben Juul Johansson](https://github.com/torbenjuul) | 2020.1.5 <br>or later | 29SEP2022 |
 | [Update column labels](./Update%20column%20labels/README.md) | Update column labels from a (metadata) table, delimited file, or interactively | [Ignacio Rodríguez](https://github.com/nachorodriguez79) | 2023.11 <br>or later | 21DEC2023 |
 | [VA - Extract Report Metadata](./VA%20-%20Extract%20Report%20Metadata/README.md) | Extract info about CAS tables and columns used, calculated column definitions and their usage, across objects in VA report | [Remco Gooijer](https://github.com/x7rtfgj4) | 2023.05 <br>or later | 27AUG2025 |
+| [VA - Get Column Explanation](./VA%20-%20Get%20Column%20Explanation/README.md) | Get an explanation for a column in a CAS table using the /insights/explain endpoint that is provided by SAS Visual Analytics. | [David Weik](https://github.com/Criptic) | 2025.08<br>or later | 25SEP2025 |
 | [VA - Get Report Content](./VA%20-%20Get%20Report%20Content/README.md) | Retrieve VA report definition and store it in a JSON file | [David Weik](https://github.com/Criptic) | 2025.05<br>or later | 23AUG2025 |
 | [Vector Databases - Hydrate Chroma DB Collection](./Vector%20Databases%20-%20Hydrate%20Chroma%20DB%20Collection/README.md) | Populate a Chroma vector database collection with documents and embeddings contained in a CAS table | [Sundaresh Sankaran](https://github.com/SundareshSankaran) | 2023.12 <br>or later | 24JAN2024 |
 | [Vector Databases - Query Chroma Chroma DB Collection](./Vector%20Databases%20-%20Query%20Chroma%20DB%20Collection/README.md) | Query a Chroma vector database collection with documents and store results in CAS table | [Sundaresh Sankaran](https://github.com/SundareshSankaran) | 2023.12 <br>or later | 30JAN2024 |