fix(docs) generate docs

Author: cgoetz-inovex

docs/stackit_beta_cdn_distribution_create.md

@@ -14,12 +14,17 @@ stackit beta cdn distribution create [flags]
 
 ```
   Create a CDN distribution with an HTTP backend
-  $ stackit beta cdn create --http  --http-origin-url https://example.com \
+  $ stackit beta cdn distribution create --http  --http-origin-url https://example.com \
 --regions AF,EU
 
   Create a CDN distribution with an Object Storage backend
-  $ stackit beta cdn create --bucket --bucket-url https://bucket.example.com \
+  $ stackit beta cdn distribution create --bucket --bucket-url https://bucket.example.com \
 --bucket-credentials-access-key-id yyyy --bucket-region EU \
+--regions AF,EU
+
+  Create a CDN distribution passing the password via stdin, take care that there's a '\n' at the end of the input'
+  $ cat secret.txt | stackit beta cdn distribution create -y --project-id xxx \
+--bucket --bucket-url https://bucket.example.com --bucekt-credentials-access-key-id yyyy --bucket-region EU \
 --regions AF,EU
 ```