Improved ESLint configuration, integrated spellcheck and error fixes (#8931)

* integrate cspell with eslint, improved configuration

* core: fix linting errors

* core: fix lint warnings

* content: lint fixes

* process service lint fixes

* lint: process services cloud

* lint: insights

* lint: extensions

* [ci:force] lint: cli fixes

* [ci:force] comment out dead code

* [ci:force] exclude dead code

* fix code and tests

* rollback some changes

* fix testing lib

* fix demo shell

* minor lint warning fixes

* minor lint fixes

* fix process services

lib/process-services/src/lib/process-list/components/start-process.component.ts

@@ -329,7 +329,7 @@ export class StartProcessInstanceComponent implements OnChanges, OnInit, OnDestr
         const accountIdentifier = this.getAlfrescoRepositoryName();
 
         for (const key in this.values) {
-            if (this.values.hasOwnProperty(key)) {
+            if (Object.prototype.hasOwnProperty.call(this.values, key)) {
                 const currentValue = Array.isArray(this.values[key]) ? this.values[key] : [this.values[key]];
                 const contents = currentValue
                     .filter((value: any) => !!value?.isFile)