Revert "Use rstrip"

This reverts commit 97d002d.

Author: StanFromIreland

Lib/sqlite3/__main__.py

@@ -59,7 +59,7 @@ def runsource(self, source, filename="<input>", symbol="single"):
         if not source or source.isspace():
             return False
         if source[0] == ".":
-            match source[1:].rstrip():
+            match source[1:].strip():
                 case "version":
                     print(sqlite3.sqlite_version)
                 case "help":