Fix terminal exit after --sort p/e (#4013)

* fix scr sort exit

* rewrite unit test output

* rewind slash replace

* rewind slash replace

* fix regex

* rewrite expected scr tests

* black

Co-authored-by: James Maslek <jmaslek11@gmail.com>

openbb_terminal/stocks/screener/screener_controller.py

@@ -92,7 +92,10 @@ def parse_input(self, an_input: str) -> List:
         See `BaseController.parse_input()` for details.
         """
         # Filtering out sorting parameters with forward slashes like P/E
-        sort_filter = r"((\ -s |\ --sort ).*?(P\/E|Fwd P\/E|P\/S|P\/B|P\/C|P\/FCF)*)"
+        f0 = r"(p\/e|fwd p\/e|p\/s|p\/b|p\/c|p\/fcf)"
+        f1 = r"(P\/E|Fwd P\/E|P\/S|P\/B|P\/C|P\/FCF)"
+
+        sort_filter = r"((\ -s |\ --sort ).*?" + r"(" + f0 + r"|" + f1 + r")" + r"*)"
 
         custom_filters = [sort_filter]