Merge branch 'codecov' into 'master'

ci: change to codecov binary instead of bash uploader

See merge request unboundsoftware/go-kafka!1

.gitlab-ci.yml

@@ -17,7 +17,7 @@
 # IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-image: golang:1.15
+image: golang:1.17
 
 variables:
   GOFLAGS: -mod=readonly
@@ -43,8 +43,6 @@ test:
   - CGO_ENABLED=1 go test -mod=readonly -race -coverprofile=coverage.txt -covermode=atomic -coverpkg=$(go list ./... | tr '\n' , | sed 's/,$//') ./...
   - go tool cover -html=coverage.txt -o coverage.html
   - go tool cover -func=coverage.txt
-    - bash <(curl -s https://codecov.io/bash)
-  artifacts:
-    paths:
-      - coverage.html
-      - coverage.txt
+  - curl -Os https://uploader.codecov.io/latest/linux/codecov
+  - chmod +x codecov
+  - ./codecov -t ${CODECOV_TOKEN}