bump go version

Author: mkieweg

.github/workflows/ci.yaml

@@ -8,7 +8,7 @@ env:
   # Path to where test results will be saved.
   TEST_RESULTS: /tmp/test-results
   # Default minimum version of Go to support.
-  DEFAULT_GO_VERSION: 1.20
+  DEFAULT_GO_VERSION: 1.19
 jobs:
   lint:
     runs-on: ubuntu-latest
@@ -95,7 +95,7 @@ jobs:
         cp coverage.txt $TEST_RESULTS
         cp coverage.html $TEST_RESULTS
     - name: Upload coverage report
-      uses: codecov/codecov-action@v3.1.1
+      uses: codecov/codecov-action@v3.1.4
       with:
         file: ./coverage.txt
         fail_ci_if_error: true

go.mod

@@ -1,6 +1,6 @@
 module github.com/XSAM/otelsql
 
-go 1.20
+go 1.19
 
 require (
 	github.com/stretchr/testify v1.8.3