[ACS-6196] await-thenable rule for ESLint, fix issues (#9027)

* fix issues for core lib

* fix content services lib

* fix and cleanup process services

* [ci:force] process services cloud

* [ci:force] align coverage with all libs

* [ci:force] fix the insights

.eslintrc.js

@@ -78,6 +78,7 @@ module.exports = {
                         accessibility: 'explicit'
                     }
                 ],
+                '@typescript-eslint/await-thenable': 'error',
                 '@typescript-eslint/prefer-optional-chain': 'warn',
                 '@typescript-eslint/no-inferrable-types': 'off',
                 '@typescript-eslint/no-require-imports': 'off',