Fix PR link display on first submit

Moves the stack display to after PR creation so that PR links are shown
correctly on first submission instead of showing "no PR".

Author: Laszlo Kindrat

src/stack_pr/cli.py

@@ -1091,7 +1091,6 @@ def command_submit(
         branch_name_template=args.branch_name_template,
     )
     set_base_branches(st, args.target)
-    print_stack(st, links=args.hyperlinks)
 
     # If the current branch contains commits from the stack, we will need to
     # rebase it in the end since the commits will be modified.
@@ -1114,6 +1113,9 @@ def command_submit(
     # Verify consistency in everything we have so far
     verify(st)
 
+    # Print stack now that PRs have been created
+    print_stack(st, links=args.hyperlinks)
+
     # Embed stack-info into commit messages
     log(h("Updating commit messages with stack metadata"), level=2)
     needs_rebase = False