Update CI.yml

Author: roflmaostc

.github/workflows/CI.yml

@@ -24,11 +24,7 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v4
-        with:
-            token: ${{ secrets.CODECOV_TOKEN }       
-            fail_ci_if_error: false  # or true if you want CI to fail when Codecov fails
-
+      - uses: actions/checkout@v3
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
@@ -37,9 +33,11 @@ jobs:
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
-          file: lcov.info
+          # possibly other stuff
+          token: ${{ secrets.CODECOV_TOKEN }       
+          fail_ci_if_error: false  # or true if you want CI to fail when Codecov fails
 
 
   docs: