feat(console): add native command completion for zsh and bash

[xHeaven]

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[xHeaven]

If we like it, it can be merged regardless of the coding conventions, it's just Mago trying to mess up the code.

❯ ./vendor/bin/mago fmt --dry-run
diff of 'packages/console/src/Commands/CompletionUninstallCommand.php':
--- original
+++ modified
@@ -103,9 +103,7 @@
             return true;
         }

-        $newContent = read_file($rcFile)
-                |> $this->removeCompletionLines(...)
-                |> (static fn (string $c): string => preg_replace("/\n{3,}/", "\n\n", $c) ?? $c);
+        $newContent = read_file($rcFile) |> $this->removeCompletionLines(...) |> static fn (string $c): string => preg_replace("/\n{3,}/", "\n\n", $c) ?? $c;

         write_file($rcFile, $newContent);
         $this->info("Removed completion config from {$rcFile}");

 INFO Found 1 file(s) that need formatting.

Technically we could update it to the latest release candidate, since this issue is fixed there already... but I'll leave that to someone braver, loooots of changes.