circleci: Remove el7 & el8

We need libStorageMgmt 1.10 or later which is not available for these
older distributions.

Signed-off-by: Tony Asleson <[email protected]>

Author: tasleson

.circleci/config.yml

@@ -8,27 +8,9 @@ jobs:
       - run:
          command: ./test/docker_travis_test.sh
          no_output_timeout: 20m
-  el7:
-    docker:
-      - image: centos:7
-    steps:
-      - checkout
-      - run:
-         command: ./test/docker_travis_test.sh
-         no_output_timeout: 20m
-  el8:
-    docker:
-      - image: oraclelinux:8
-    steps:
-      - checkout
-      - run:
-         command: ./test/docker_travis_test.sh
-         no_output_timeout: 20m
 
 workflows:
   version: 2
   workflow:
     jobs:
     - fedora
-    - el7
-    - el8