chore: fix version number

Author: Luca Bianconi

.github/workflows/i18n-weekly-pull.yaml

@@ -2,7 +2,7 @@ name: i18n-weekly-pull
 
 env:
   # See: https://github.com/actions/setup-go/tree/main#supported-version-syntax
-  GO_VERSION: ">=1.18"
+  GO_VERSION: "1.19"
   COVERAGE_ARTIFACT: coverage-data
 
 on: