chore(deps): bump snakeyaml from 1.30 to 2.0 (#39)

* chore(deps): bump snakeyaml from 1.30 to 2.0

Bumps [snakeyaml](https://bitbucket.org/snakeyaml/snakeyaml) from 1.30 to 2.0.
- [Commits](https://bitbucket.org/snakeyaml/snakeyaml/branches/compare/snakeyaml-2.0..snakeyaml-1.30)

---
updated-dependencies:
- dependency-name: org.yaml:snakeyaml
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* Fix to allow both snakeyaml 1.33 and 2.0 to work properly

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Ys Liu <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -73,7 +73,7 @@
         <dependency>
             <groupId>org.yaml</groupId>
             <artifactId>snakeyaml</artifactId>
-            <version>1.30</version>
+            <version>2.0</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>

src/main/java/cn/opsbox/jenkinsci/plugins/cps/AttributeInjector.java

@@ -13,6 +13,7 @@
 import org.jenkinsci.plugins.workflow.job.WorkflowJob;
 import org.jenkinsci.plugins.workflow.job.WorkflowRun;
 import org.yaml.snakeyaml.Yaml;
+import org.yaml.snakeyaml.LoaderOptions;
 import org.yaml.snakeyaml.constructor.SafeConstructor;
 
 import java.io.IOException;
@@ -60,7 +61,8 @@ public void configureShell(@CheckForNull CpsFlowExecution context, GroovyShell s
             TaskListener taskListener = context.getOwner().getListener();
             String expandParameters = build.getEnvironment(taskListener).expand(parameters);
             if (!expandParameters.isEmpty()) {
-                attributes = new Yaml(new SafeConstructor()).load(expandParameters);
+                LoaderOptions loaderOptions = new LoaderOptions();
+                attributes = new Yaml(new SafeConstructor(loaderOptions)).load(expandParameters);
             }
         }