Remove duplicate --force-signing-externally option for the pgp push sub-command

Author: Gedochao

modules/cli/src/main/scala/scala/cli/commands/pgp/PgpPushOptions.scala

@@ -24,10 +24,6 @@ final case class PgpPushOptions(
   @Group(HelpGroup.PGP.toString)
   @HelpMessage("Whether to exit with code 0 if no key is passed")
     allowEmpty: Boolean = false,
-  @Group(HelpGroup.PGP.toString)
-  @HelpMessage("When running Scala CLI on the JVM, force running scala-cli-singing using a native launcher or a JVM launcher")
-  @Hidden
-    forceSigningExternally: Boolean = false
 ) extends HasGlobalOptions
 // format: on
 

website/docs/reference/cli-options.md

@@ -2122,11 +2122,6 @@ Try to push the key even if Scala CLI thinks it's not a public key
 [Internal]
 Whether to exit with code 0 if no key is passed
 
-### `--force-signing-externally`
-
-[Internal]
-When running Scala CLI on the JVM, force running scala-cli-singing using a native launcher or a JVM launcher
-
 ### Pgp scala signing options
 
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