update module dependencies, update pyserial python-jwt python-prettytable

cloud-init.yaml

@@ -12,10 +12,10 @@ data:
             bootstrap: f27
         requires:
             platform: f27
-            python3: master
+            python3: 3.6
-            python3-ecosystem: master
+            python3-ecosystem: f27
             networking-base: f27
-            python2: master
+            python2: 2.7
     references:
         community: https://docs.pagure.org/modularity/
         documentation: https://github.com/modularity-modules/cloud-init
@@ -36,7 +36,7 @@ data:
                 buildorder: 5
             pyserial:
                 rationale: Generated.
-                ref: a873d791cd88705de6a14b4ee92e6fac04cf1963
+                ref: 032c4bd00eb597aef34c72f5e5ace4f5a968cb96
             python-configobj:
                 rationale: Generated.
                 ref: 837a2fab8fbebd3233a68c9f6e7ff6c8e3c10105
@@ -51,7 +51,7 @@ data:
                 ref: fda69626bd8eb12cd55e54344957c856d4ece9e2
             python-jwt:
                 rationale: Generated.
-                ref: 89a23de8e8e0fdfda81f62bbedd040f4a03c13dc
+                ref: 731169b3616e09c8d0ba995b49502b5972219eb1
             python-markupsafe:
                 rationale: Generated.
                 ref: 418a49b8cc3215fe5c07d33d04c3659aff066923
@@ -60,4 +60,4 @@ data:
                 ref: 1c44a11c1d17ffcd728f57d4520de599765da3c6
             python-prettytable:
                 rationale: Generated.
-                ref: 6500be2e5beed529d9ecfff0f4f9a48835cae853
+                ref: 9a6a61745e791682564b68920678d1713d1361a8