Backport: junos terminal regex prompt fix to v2.7 (#47203)

* Fix junos terminal regex (#47096)

Fix junos stdout regex

Change at hing

(cherry picked from commit fc341e01fa)

* Changelog: adds fragment for junos fix terminal
prompt regex

* Proper yaml formatting

changelogs/fragments/47096-junos-terminal-regex-fix.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - junos - fix terminal prompt regex (https://github.com/ansible/ansible/pull/47096)

lib/ansible/plugins/terminal/junos.py

@@ -36,7 +36,7 @@ except ImportError:
 class TerminalModule(TerminalBase):
 
     terminal_stdout_re = [
-        re.compile(br"[\r\n]?[\w+\-\.:\/\[\]]+(?:\([^\)]+\)){,3}(?:>|#) ?$|%"),
+        re.compile(br"[\r\n]?[\w@+\-\.:\/\[\]]+[>#%] ?$"),
     ]
 
     terminal_stderr_re = [