Switch CI pipeline to using the 1.0.x branch

See gh-424

Author: bclozel

ci/parameters.yml

@@ -2,7 +2,7 @@ github-repo: "https://github.com/spring-projects/spring-graphql.git"
 github-repo-name: "spring-projects/spring-graphql"
 docker-hub-organization: "springci"
 artifactory-server: "https://repo.spring.io"
-branch: "main"
+branch: "1.0.x"
 milestone: "1.0.x"
 build-name: "spring-graphql"
 pipeline-name: "spring-graphql"
@@ -11,4 +11,4 @@ task-timeout: 45m
 registry-mirror-host: docker.repo.spring.io
 registry-mirror-username: ((artifactory-username))
 registry-mirror-password: ((artifactory-password))
-sonatype-staging-profile: "org.springframework"
+sonatype-staging-profile: "org.springframework"