ACS-11154 Viewer stabilisation, lint fixes (#11660)

* refactor: clean up code in SuperagentHttpClient and upload.spec

- Removed unnecessary eslint-disable comment in SuperagentHttpClient for improved code clarity.
- Refactored promise handling in upload.spec to utilize an array for better management of multiple promises during file upload error handling.

* chore: update cspell and ESLint configurations

- Added "webscript" to the cspell dictionary for improved spell checking.
- Updated ESLint configuration to disable the "@typescript-eslint/no-explicit-any" rule, allowing more flexibility in type definitions.

* fix: enhance ImgViewerComponent to handle cleanup and prevent errors after destruction

- Added a `destroyed` flag to manage component lifecycle and prevent operations on a destroyed instance.
- Implemented `afterEach` hooks in tests to ensure proper fixture cleanup.
- Updated key event handlers and methods to check for the `destroyed` state before executing actions, improving stability and preventing errors.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: add aria-hidden attribute to notification history button for accessibility

- Updated the notification history button to include the `aria-hidden` attribute, improving accessibility for screen readers and enhancing user experience.

* fix: improve key event handling in ImgViewerComponent

- Updated key event handlers to check for the presence of the cropper before executing actions, enhancing stability and preventing errors when the component is destroyed.
- Removed redundant checks from individual arrow key handlers, streamlining the code.

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Co-authored-by: Cursor <cursoragent@cursor.com>

lib/js-api/src/superagentHttpClient.ts

@@ -129,8 +129,7 @@ export class SuperagentHttpClient implements HttpClient {
         queryParams: { [key: string]: any },
         headerParams: { [key: string]: any },
         formParams: { [key: string]: any },
-        // eslint-disable-next-line @typescript-eslint/ban-types
-        bodyParam: string | Object,
+        bodyParam: string | object,
         contentType: string,
         accept: string,
         responseType: string,