stop using the word 'just'

Everywhere. In documentation and code comments.

It is almost never a good word and almost always a filler that should be
avoided.

Closes #20793

docs/wcurl.md

@@ -35,8 +35,8 @@ Simply call **wcurl** with a list of URLs you want to download and **wcurl**
 picks sane defaults.
 
 If you need anything more complex, you can provide any of curl's supported
-parameters via the **--curl-options** option. Just beware that you likely
-should be using curl directly if your use case is not covered.
+parameters via the **--curl-options** option. Beware that you likely should be
+using curl directly if your use case is not covered.
 
 By default, **wcurl** does:
 
@@ -92,7 +92,7 @@ URL was done by **wcurl**, e.g.: The URL contained whitespace.
 
 ## --dry-run
 
-Do not actually execute curl, just print what would be invoked.
+Do not actually execute curl, print what would be invoked.
 
 ## -V, \--version