chore(lint): Ignore `coverage` dir on linting `@rocket.chat/ddp-client` (#30102)

Co-authored-by: Guilherme Gazzo <guilhermegazzo@gmail.com>

ee/packages/ddp-client/.eslintrc.json

 {
 	"extends": ["@rocket.chat/eslint-config"],
-	"ignorePatterns": ["**/dist"],
+	"ignorePatterns": ["**/dist", "**/coverage"],
 	"rules": {
 		"@typescript-eslint/naming-convention": [
 			"error",