Release bifrost stable branches

Creates the following releases of the bifrost project:

* 4.0.2 (pike)
* 5.0.3 (queens)
* 5.1.4 (rocky)
* 6.0.1 (stein)

Change-Id: I627ad971b3ddac6b4556525066633bd4190177e0

deliverables/pike/bifrost.yaml

@@ -13,6 +13,10 @@ releases:
       - hash: 3ab2358a3539b2a99146ba7297400bb0958a0093
         repo: openstack/bifrost
     version: 4.0.1
+  - projects:
+      - hash: 4664105c5899e08f29861bb8e87a5d05399a636d
+        repo: openstack/bifrost
+    version: 4.0.2
 branches:
   - name: stable/pike
     location: 4.0.0

deliverables/queens/bifrost.yaml

@@ -16,6 +16,10 @@ releases:
       - hash: ec45739c7e8ea537ab553b069a143f5e4a157645
         repo: openstack/bifrost
     version: 5.0.2
+  - projects:
+      - hash: 1d84616015ac24814ff414915b8087b6e00975a1
+        repo: openstack/bifrost
+    version: 5.0.3
 branches:
   - name: stable/queens
     location: 5.0.0

deliverables/rocky/bifrost.yaml

@@ -22,6 +22,10 @@ releases:
       - hash: 640bdeeb332aeb42f0c694fb60cf868afb139233
         repo: openstack/bifrost
     version: 5.1.3
+  - projects:
+      - hash: e63a4c481bbe472fb1d3117995334a899b816e9b
+        repo: openstack/bifrost
+    version: 5.1.4
 branches:
   - location: 5.1.0
     name: stable/rocky

deliverables/stein/bifrost.yaml

@@ -14,6 +14,10 @@ releases:
       - hash: 86ddca659a7925bb38228be3c854799ded55774a
         repo: openstack/bifrost
     version: 6.0.0
+  - projects:
+      - hash: 4126fc05312a819bd2e366fd880d61e9669f6030
+        repo: openstack/bifrost
+    version: 6.0.1
 branches:
   - location: 6.0.0
     name: stable/stein