Remove duplicate --source-jar option alias for the package sub-command

Author: Gedochao

modules/cli/src/main/scala/scala/cli/commands/package0/PackageOptions.scala

@@ -50,7 +50,6 @@ final case class PackageOptions(
   @HelpMessage("Generate a source JAR rather than an executable JAR")
   @Name("sources")
   @Name("src")
-  @Name("sourceJar")
   @Tag(tags.restricted)
   @Tag(tags.inShortHelp)
     source: Boolean = false,

website/docs/reference/cli-options.md

@@ -751,7 +751,7 @@ Generate a library JAR rather than an executable JAR
 
 ### `--source`
 
-Aliases: `--source-jar`, `--sources`, `--src`
+Aliases: `--sources`, `--src`
 
 Generate a source JAR rather than an executable JAR