Fix EE intermittent issue with auto-completion (ansible#263)

* Fix EE intermittent issue with auto-completion

*  Wait for async function to copy plugins from
   within EE to local host

* add changelog

* chore: auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/changelog-fragments.d/263.bugfix.md

@@ -0,0 +1,3 @@
+Fixed intermittent issue with execution environment for auto-completion and
+hover by waiting for async function to copy plugins from within EE to local host
+cache --{user}`ganeshrn`.

src/services/executionEnvironment.ts

@@ -82,7 +82,7 @@ export class ExecutionEnvironment {
         );
         return;
       }
-      this.fetchPluginDocs();
+      await this.fetchPluginDocs();
     } catch (error) {
       if (error instanceof Error) {
         this.connection.window.showErrorMessage(error.message);