feat(CSAF2.1): #356 add mandatory test 6.1.55 - add information about generated files to DEVELOPMENT.md

Author: rainer-exxcellent

DEVELOPMENT.md

@@ -5,7 +5,9 @@
 - [Code Style](#code-style)
   - [Formatting with prettier](#formatting-with-prettier)
   - [Quoting Strings](#quoting-strings)
-
+- [Generated Files](#generated-files) 
+  - [License Information](#license-information)
+  - [CWE](#cwe-)
 ## Code Style
 
 ### Formatting with prettier
@@ -49,3 +51,16 @@ message:
   'the ssvc id does neither match the "cve" nor it '+
   'matches the "text" of any item in the "ids" array',
 ```
+
+## Generated Files
+
+Certain tests need to process data from different sources. This data is usually downloaded from a URL. To avoid accessing external sources during testing and to improve performance, this data is pre-processed and the result is saved.
+
+### License Information
+
+The script 'scripts/read-spdx-and-aboutcode-licenses.js' reads the SPDX and ScanCode License DB and write them into 
+the file 'lib/license/license_information.js'.
+
+### CWE 
+
+The script 'scripts/cwe-importCatalogue.js' reads the CWE and writes them to the file 'lib/cwec.js'