[v11.1.x] CI: Fix release-pr call in releases (#91096)

* CI: Fix release-pr call in releases (#91088)

* Fix release-pr call in releases

* Remove backport arg

* set TARGET to v_target

(cherry picked from commit 2ffdc2d5b0)

* Release Pipeline: [RPM pkg verification] Fix linefeeds converted to literal backslash-n sequences (#90989)

fix lf converted to literal backslash-n sequence

(cherry picked from commit 9852513c65)

---------

Co-authored-by: Diego Augusto Molina <diegoaugustomolina@gmail.com>

scripts/drone/events/release.star

@@ -75,8 +75,6 @@ def release_pr_step(depends_on = []):
         "commands": [
             "apk add perl",
             "v_target=`echo $${{TAG}} | perl -pe 's/{}/v\\1.\\2.x/'`".format(semver_regex),
-            "default_target=`if [[ -n $$LATEST ]]; then echo 'main'; else echo $$v_target; fi`",
-            "backport=`if [[ -n $$LATEST ]]; then echo $$v_target; fi`",
             # Install gh CLI
             "curl -L $${GH_CLI_URL} | tar -xz --strip-components=1 -C /usr",
             # Run the release-pr workflow
@@ -84,9 +82,8 @@ def release_pr_step(depends_on = []):
             "-f dry_run=$${DRY_RUN} " +
             "-f version=$${TAG} " +
             # If the submitter has set a target branch, then use that, otherwise use the default
-            "-f target=$${TARGET:-$default_target} " +
-            # If the submitter has set a backport branch, then use that, otherwise use the default
-            "-f backport=$${BACKPORT:-$default_backport} " +
+            "-f target=$${v_target} " +
+            "-f latest=$${LATEST} " +
             "--repo=grafana/grafana release-pr.yml",
         ],
     }

scripts/drone/steps/lib.star

@@ -1279,7 +1279,7 @@ def verify_linux_RPM_packages_step(depends_on = []):
             'echo "Step 3: Adding Grafana GPG key..."',
             "rpm --import https://rpm.grafana.com/gpg.key",
             'echo "Step 4: Configuring Grafana repository..."',
-            "echo '" + repo_config + "' > /etc/yum.repos.d/grafana.repo",
+            "echo -e '" + repo_config + "' > /etc/yum.repos.d/grafana.repo",
             'echo "Step 5: Checking RPM repository..."',
             "dnf list available grafana-${TAG}",
             "if [ $? -eq 0 ]; then",