add handlers for promise rejections (#8735)

This change adds to handlers to unexpected promise rejection scenarios.
This PR fixes #8640


* add handlers for promise rejections
* Displaying all tools load errors
* Update toolBase.ts - setting errorMessage to be displayed in the additional information  field
* disable the select button  when tools not discovered
* PR fixes

extensions/resource-deployment/src/services/tools/dockerTool.ts

@@ -43,6 +43,7 @@ export class DockerTool extends ToolBase {
 		}
 		return version;
 	}
+
 	protected get versionCommand(): Command {
 		return { command: 'docker version --format "{{json .}}"' };
 	}