Update inference_app.py

inference_app.py

@@ -103,7 +103,7 @@ def predict (input_sequence, input_ligand, input_protein):
     Chem.SDWriter("/usr/src/app/ligand.sdf").write(m2)
 
     os.system(f"obabel {input_protein.name} -xr -O /usr/src/app/receptor.pdbqt")
-    os.system("obabel -isdf /usr/src/app/ligand.sdf -O l/usr/src/app/ligand.pdbqt")
+    os.system("obabel -isdf /usr/src/app/ligand.sdf -O /usr/src/app/ligand.pdbqt")
     #Find pocket
     pdb = md.load(input_protein.name)
     # run ligsite