Update ci.yml

Author: stevengj

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - "1.0"
+          - "1.3"
           - "1"
           - "nightly"
         os:
@@ -46,4 +46,4 @@ jobs:
       - uses: codecov/codecov-action@v1
         with:
           file: ./lcov.info
-          flags: unittests
+          flags: unittests