Remove '-o' shorthand for stdout from script_add_args (#11043)

Author: kabouzeid

docs/content/reference/migration/migration-0-25.md

@@ -15,6 +15,11 @@ Use `--web-viewer` instead.
 This feature has been defunct for a while. A better replacement can be tracked [in this issue](https://github.com/rerun-io/rerun/issues/11024).
 
 
+## Removed the `-o` CLI argument shorthand for `--stdout` in `script_add_args`
+
+Use `--stdout` directly instead.
+
+
 ## Flush takes an optional timeout, and returns errors
 When flushing a recording stream you can now give it a maximum time for how long it should block.
 The flush will block until either it completes, fails (e.g. because of connection loss), or the timeout is reached.

rerun_py/rerun_sdk/rerun/script_helpers.py

@@ -58,7 +58,6 @@ def script_add_args(parser: ArgumentParser) -> None:
     parser.add_argument("--url", type=str, default=None, help="Connect to this Rerun URL")
     parser.add_argument("--save", type=str, default=None, help="Save data to a .rrd file at this path")
     parser.add_argument(
-        "-o",
         "--stdout",
         dest="stdout",
         action="store_true",