Corrected typo in README and added link for support with requirements for...

Corrected typo in README and added link for support with requirements for using the DataPLANT HUB and ARC Commander.

README.md

@@ -8,8 +8,10 @@ Data Science and Management & Cluster of Excellence on Plant Sciences (CEPLAS),
 
 This example uses the command line.  
 It shows the process of growing an ARC to be used in demos and also while trying options and arguments of the [ARC Commander](https://github.com/nfdi4plants/arcCommander).  
-Please note, this is work in progress and the ARC is example ARC is not completed yet.  
-Successively, it is planned to add and use more features.  
+Please note, this is work in progress and this "Grow-an-ARC" example ARC is not completed yet.  
+Successively, it is planned to add and use more features. 
+
+**Information on the requirements for using the HUB and ARC Commander** can be found in the manuals available in the [DataPLANT Knowledge Base](https://nfdi4plants.org/nfdi4plants.knowledgebase/index.html).
 
 ## Used OS and ARC Commander version  
 
@@ -117,4 +119,8 @@ arc sync -m "Added a README template, .gitignore for macOS and a CC-BY 4.0 licen
 
 ```bash
 touch README.md
-```  
\ No newline at end of file
+```  
+
+```bash
+arc sync -m "Added the README for this Grow-an-ARC_Example ARC including the process of growing this ARC."
+```
\ No newline at end of file