Add missing back-slash in 'git push' (#2407)

Jenkinsfile

@@ -182,7 +182,7 @@ def bumpVersion() {
             fromVersion = getCliVersion("./jf")
             sh "build/bump-version.sh $fromVersion $RELEASE_VERSION"
             sh "git commit -m \"Bump version from $fromVersion to $toVersion\""
-            sh "git push "https://$GITHUB_ACCESS_TOKEN@github.com/jfrog/jfrog-cli.git\""
+            sh "git push \"https://$GITHUB_ACCESS_TOKEN@github.com/jfrog/jfrog-cli.git\""
         }
     }
 }