test on latest julia version (#86)

* Update ci.yml

* Update ci.yml

Author: CarloLucibello

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
       matrix:
         version:
           - '1.6'
-          - '1.8'
+          - '1'
         os:
           - ubuntu-latest
           - macOS-latest
@@ -25,4 +25,4 @@ jobs:
           arch: ${{ matrix.arch }}
       - uses: julia-actions/julia-buildpkg@latest
       - uses: julia-actions/julia-runtest@latest
-  
+