ci: Update generated source code (#160)

Generated SDK source code using:
- Generator version 3.26.0
- Specification version 1.0.0-dev0.0.30
- Automation (cloudant-sdks) version 5ebd6d6

Jenkinsfile

@@ -169,7 +169,7 @@ void applyCustomizations() {
   libName = 'node'
   bumpVersion = { isDevRelease ->
     // Get the dependencies
-    sh 'npm install'
+    sh 'npm ci'
     // Update to the next patch version
     sh "npm version ${isDevRelease ? '--no-git-tag-version' : '-m "Update version -> %s"'} patch"
     // Set env variable version from package.json
@@ -184,7 +184,7 @@ void applyCustomizations() {
 }
 
 void runTests() {
-  sh 'npm install'
+  sh 'npm ci'
   sh 'npm test'
 }