CI: Remove epoch from restore_cache, can never hit

Author: effigies

.circleci/config.yml

@@ -118,7 +118,6 @@ jobs:
 
       - restore_cache:
           keys:
-            - data-v3-{{ .Branch }}-{{ epoch }}
             - data-v3-{{ .Branch }}-
             - data-v3-maint/1.3.x-
             - data-v3-master-
@@ -252,7 +251,7 @@ jobs:
 
       - restore_cache:
           keys:
-            - data-v3-{{ .Branch }}-{{ epoch }}
+            - data-v3-{{ .Branch }}-
 
       - run:
           name: Run unit tests
@@ -332,7 +331,7 @@ jobs:
 
       - restore_cache:
           keys:
-            - build-v1-{{ .Branch }}-{{ epoch }}
+            - build-v1-{{ .Branch }}-
       - run:
           name: Docker authentication
           command: |
@@ -360,7 +359,6 @@ jobs:
             docker tag localhost:5000/niworkflows niworkflows:latest
       - restore_cache:
           keys:
-            - masks-workdir-v3-{{ .Branch }}-{{epoch}}
             - masks-workdir-v3-{{ .Branch }}-
             - masks-workdir-v3-maint/1.3.x-
             - masks-workdir-v3-master-