fix(glue-alpha): inconsistent workflow addconditionalTrigger casing (#33752)

### Issue #33751

Closes #33751.

### Reason for this change

The conditional workflow trigger (`addconditionalTrigger`) in the `aws-glue-alpha` package contains inconsistent casing and should be updated to camel case.

### Description of changes

Updated the conditional workflow trigger (`addconditionalTrigger`) to camel case (`addConditionalTrigger`).

### Describe any new or updated permissions being added

None.

### Description of how you validated changes

Updated existing unit and integration tests, `aws-glue-alpha/test/integ.workflow.ts` and `aws-glue-alpha/test/workflow-triggers.test.ts`.

### Checklist
- [x] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

BREAKING CHANGE: Updated casing of `workflow.addconditionalTrigger` to `workflow.addConditionalTrigger`.

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

Author: apogeeoak

packages/@aws-cdk/aws-glue-alpha/lib/triggers/workflow.ts

@@ -248,7 +248,7 @@ export abstract class WorkflowBase extends cdk.Resource implements IWorkflow {
    * @throws If a job is provided without a job state, or if a crawler is provided without a crawler state for any condition.
    * @returns The created CfnTrigger resource.
    */
-  public addconditionalTrigger(id: string, options: ConditionalTriggerOptions): CfnTrigger {
+  public addConditionalTrigger(id: string, options: ConditionalTriggerOptions): CfnTrigger {
     const trigger = new CfnTrigger(this, id, {
       ...options,
       workflowName: this.workflowName,

packages/@aws-cdk/aws-glue-alpha/test/integ.workflow.ts

@@ -37,7 +37,7 @@ workflow.addOnDemandTrigger('OnDemandTrigger', {
   actions: [{ job: InboundJob }],
 });
 
-workflow.addconditionalTrigger('ConditionalTrigger', {
+workflow.addConditionalTrigger('ConditionalTrigger', {
   actions: [{ job: OutboundJob }],
   predicate: {
     conditions: [

packages/@aws-cdk/aws-glue-alpha/test/workflow-triggers.test.ts

@@ -64,7 +64,7 @@ describe('Workflow and Triggers', () => {
   });
 
   test('creates a workflow with conditional trigger', () => {
-    workflow.addconditionalTrigger('ConditionalTrigger', {
+    workflow.addConditionalTrigger('ConditionalTrigger', {
       actions: [{ job }],
       predicate: {
         conditions: [