Indent the commit message section

Author: aaradhak

jobs/bootimagebump.Jenkinsfile

@@ -101,23 +101,23 @@ node {
                 //if (shwrap("git -C installer diff --exit-code") != 0){
                     pr_title = "${params.BOOTIMAGE_BUG_ID}: Update RHCOS-${RELEASE_BRANCH} bootimage metadata to ${params.BUILD_VERSION}"
                     commit_message = """\
-Update RHCOS ${RELEASE_BRANCH} bootimage metadata to ${params.BUILD_VERSION}
+                                        Update RHCOS ${RELEASE_BRANCH} bootimage metadata to ${params.BUILD_VERSION}
 
-The changes done here will update the RHCOS ${RELEASE_BRANCH} bootimage metadata and address the following issues:
-${params.JIRA_ISSUES}
+                                        The changes done here will update the RHCOS ${RELEASE_BRANCH} bootimage metadata and address the following issues:
+                                        ${params.JIRA_ISSUES}
 
-This change was generated using:
+                                        This change was generated using:
 
-```
-plume cosa2stream --target ${RHCOS_METADATA_FILE}                     \\
-    --distro ${params.DISTRO} --no-signatures --name ${params.STREAM} \\
-    --url ${params.URL}                                               \\
-    x86_64=${params.BUILD_VERSION}                                    \\
-    aarch64=${params.BUILD_VERSION}                                   \\
-    s390x=${params.BUILD_VERSION}                                     \\
-    ppc64le=${params.BUILD_VERSION}
-```
-                        """.stripIndent().trim()
+                                        ```
+                                        plume cosa2stream --target ${RHCOS_METADATA_FILE}                \\
+                                            --distro ${params.DISTRO} --no-signatures --name ${params.STREAM}               \\
+                                            --url ${params.URL}                                               \\
+                                            x86_64=${params.BUILD_VERSION}                                    \\
+                                            aarch64=${params.BUILD_VERSION}                                   \\
+                                            s390x=${params.BUILD_VERSION}                                     \\
+                                            ppc64le=${params.BUILD_VERSION}
+                                        ```
+                    """.stripIndent().trim()
                     shwrap ("""
                             cd installer
                             git add ${RHCOS_METADATA_FILE}