codecov only on ubuntu

Author: rafaqz

.github/workflows/CI.yml

@@ -32,8 +32,10 @@ jobs:
       - uses: julia-actions/julia-runtest@latest
         env:
           RASTERDATASOURCES_PATH: "."
-      - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - if: startsWith(matrix.os,'ubuntu')
+        uses: julia-actions/julia-processcoverage@v1
+      - if: startsWith(matrix.os,'ubuntu')
+        uses: codecov/codecov-action@v1
         with:
           file: lcov.info
           fail_ci_if_error: true