Disable coverage (#61)

* Disable coverage

* Set 2 threads

Author: rikhuijzer

.github/workflows/CI.yml

@@ -10,7 +10,7 @@ concurrency:
   # Skip intermediate builds: always.
   # Cancel intermediate builds: only if it is a pull request build.
   group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
+  cancel-in-progress: false
 jobs:
   test:
     name: Julia CI
@@ -21,8 +21,8 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1'
           - '1.6'
+          - '1.7'
         os:
           - ubuntu-latest
           - windows-latest
@@ -38,10 +38,10 @@ jobs:
       - uses: julia-actions/cache@v1
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
-      - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v2
         with:
-          files: lcov.info
+          coverage: 'false'
+        env:
+          JULIA_NUM_THREADS: '2'
   docs:
     name: Documentation
     runs-on: ubuntu-latest