Added Jetpack 5.1.3

Author: rbonghi

Diff for: jtop/core/jetson_variables.py

@@ -45,6 +45,7 @@
     "36.2.0": "6.0 DP",
     "36.0.0": "6.0 EA",
     # -------- JP5 --------
+    "35.5.0": "5.1.3",
     "35.4.1": "5.1.2",
     "35.3.1": "5.1.1",
     "35.3.0": "5.1.1 PRE",