[PM-1085] Remove Internet Explorer support (#4863)

* SG-851 Refactor to only use clipboard.writeText

* SG-851 Revert changes

* PM-1085 Remove specific IE code

apps/browser/src/services/browserPlatformUtils.service.ts

@@ -235,12 +235,6 @@ export default class BrowserPlatformUtilsService implements PlatformUtilsService
           this.clipboardWriteCallback(text, clearMs);
         }
       });
-    } else if ((win as any).clipboardData && (win as any).clipboardData.setData) {
-      // IE specific code path to prevent textarea being shown while dialog is visible.
-      (win as any).clipboardData.setData("Text", text);
-      if (!clearing && this.clipboardWriteCallback != null) {
-        this.clipboardWriteCallback(text, clearMs);
-      }
     } else if (doc.queryCommandSupported && doc.queryCommandSupported("copy")) {
       if (this.isChrome() && text === "") {
         text = "\u0000";

apps/web/src/app/core/web-platform-utils.service.ts

@@ -215,10 +215,7 @@ export class WebPlatformUtilsService implements PlatformUtilsService {
     } else if (options && options.doc) {
       doc = options.doc;
     }
-    if ((win as any).clipboardData && (win as any).clipboardData.setData) {
-      // IE specific code path to prevent textarea being shown while dialog is visible.
-      (win as any).clipboardData.setData("Text", text);
-    } else if (doc.queryCommandSupported && doc.queryCommandSupported("copy")) {
+    if (doc.queryCommandSupported && doc.queryCommandSupported("copy")) {
       const textarea = doc.createElement("textarea");
       textarea.textContent = text;
       // Prevent scrolling to bottom of page in MS Edge.