fix(build): TS warning on a missing Type

Author: ghiscoding-SE

src/app/modules/angular-slickgrid/editors/selectEditor.ts

@@ -562,7 +562,7 @@ export class SelectEditor implements Editor {
         if (isRenderHtmlEnabled) {
           // sanitize any unauthorized html tags like script and others
           // for the remaining allowed tags we'll permit all attributes
-          const sanitizedText = DOMPurify.sanitize(optionText, sanitizedOptions);
+          const sanitizedText = (DOMPurify.sanitize(optionText, sanitizedOptions) || '').toString();
           optionText = htmlEncode(sanitizedText);
         }
 

src/app/modules/angular-slickgrid/filters/selectFilter.ts

@@ -378,7 +378,7 @@ export class SelectFilter implements Filter {
           if (isRenderHtmlEnabled) {
             // sanitize any unauthorized html tags like script and others
             // for the remaining allowed tags we'll permit all attributes
-            const sanitizedText = DOMPurify.sanitize(optionText, sanitizedOptions);
+            const sanitizedText = (DOMPurify.sanitize(optionText, sanitizedOptions) || '').toString();
             optionText = htmlEncode(sanitizedText);
           }
 

src/app/modules/angular-slickgrid/services/utilities.ts

@@ -63,7 +63,7 @@ export function htmlDecode(encodedStr: string): string {
  * Create a in-memory div, set it's inner text(which jQuery automatically encodes)
  * then grab the encoded contents back out.  The div never exists on the page.
 */
-export function htmlEncode(inputValue: any): string {
+export function htmlEncode(inputValue: string): string {
   const entityMap = {
     '&': '&',
     '<': '&lt;',