Creder/allowing for multibranch custom workspaces (#64)

* Updates to build with java21

* CI updates for Java 21

* Additional CI updates

* Additional CI fixes

* Additional CI fixes

* Extra fixes

* Extra fixes

* Additional testing changes

* Adding updates to allow us to set custom workspaces

* Additional updates

* Additional updates

* Git cruft fix

* Custom workspace improvements

* Fix: Remove remaining merge conflict markers

- Removed conflict markers from Pipeline.kt
- Removed conflict markers from DockerAgent.kt
- Build verified successful
- All tests passing

* Version increment

* Fixing workspace path

* Version rev

* Making this backwards compatible

---------

Co-authored-by: Caleb Reder <caleb.reder@code42.com>

Author: reder9

dsl/src/main/kotlin/com/code42/jenkins/pipelinekt/dsl/PipelineDsl.kt

@@ -95,10 +95,10 @@ data class PipelineDsl(
     }
 
     fun pipeline(
-        prepSteps: DslContext<Step>.() -> Unit = { },
-        pipelineBlock: PipelineContext.() -> Unit,
         customWorkspace: String? = null,
         useMultibranchWorkspace: Boolean = true,
+        prepSteps: DslContext<Step>.() -> Unit = { },
+        pipelineBlock: PipelineContext.() -> Unit,
     ): Pipeline {
         val context = PipelineContext(
             topLevelStageContext = topLevelStageWrapperContext(),

version.txt

@@ -1 +1 @@
-0.21.10
+0.21.11