display versions in UI

• versions are selectable by dropdown
• defaults to latest version on creation
• shows newest version on creating new version
• displays version status for selected version

apps/web/src/app/workspaces/components/capability-request/components/parameters/parameters.component.html

 <div id="parameters-container" class="container-fluid rounded-top rounded-3 p-3">
-  <div *ngIf="isEmpty(capabilityRequest.parameters) === false; else noParametersMessage">
-    <div class="row my-2" *ngFor="let parameter of capabilityRequest.parameters | keyvalue">
+  <div *ngIf="isEmpty(currentVersion.parameters) === false; else noParametersMessage">
+    <div class="row my-2" *ngFor="let parameter of currentVersion.parameters | keyvalue">
       <div class="col">
         <span class="rounded-pill px-2 py-1 argument-key">{{ parameter.key }}</span>
         <span class="px-1"> = </span>