Merge pull request #76 from JuliaLinearAlgebra/dependabot/github_actions/codecov/codecov-action-3

Bump codecov/codecov-action from 1 to 3

Author: chriselrod

.github/workflows/ci.yml

@@ -37,6 +37,6 @@ jobs:
         env:
           JULIA_NUM_THREADS: ${{ matrix.threads }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v3
         with:
           file: lcov.info