Update file requirements.txt

requirements.txt

@@ -51,7 +51,7 @@ MarkupSafe==2.1.1
 matplotlib==3.5.2
 matplotlib-inline==0.1.3
 MDAnalysis==2.2.0
-mdtraj @ git+https://github.com/mdtraj/mdtraj@dc22ce84e91a9c31499b3d13d41479b714099c01
+mdtraj @ git+https://github.com/mdtraj/mdtraj.git
 mistune==0.8.4
 mmtf-python==1.1.3
 mrcfile==1.4.2