Ultroid v0.4 updates

Co-authored-by: Amit Sharma <48654350+buddhhu@users.noreply.github.com>
Co-authored-by: Danish <danish@ultroid.tech>
Co-authored-by: Mahesh Chauhan <84653476+vasusen-code@users.noreply.github.com>
Co-authored-by: Aditya <xditya@ultroid.tech>
Co-authored-by: CyrusXD <79554993+Ashutosh1478@users.noreply.github.com>

plugins/megadl.py

@@ -27,9 +27,9 @@ from . import (
 )
 
 
-@ultroid_cmd(pattern="megadl ?(.*)")
+@ultroid_cmd(pattern="megadl( (.*)|$)")
 async def _(e):
-    link = e.pattern_match.group(1)
+    link = e.pattern_match.group(1).strip()
     if os.path.isdir("mega"):
         await bash("rm -rf mega")
     os.mkdir("mega")