remove unused component library code (#704)

packages/loot-design/manifest.json

packages/loot-design/public/favicon.ico

packages/loot-design/public/img/logo.svg

packages/loot-design/public/index.html

packages/loot-design/src/components/Autocomplete.usage.js

packages/loot-design/src/components/DateSelect.usage.js

...ot-design/src/components/RecurringSchedulePicker.usage.js

packages/loot-design/src/components/budget/index.usage.js

packages/loot-design/src/components/common.usage.js

packages/loot-design/src/components/icons.usage.js

...es/loot-design/src/components/manager/BudgetList.usage.js

...es/loot-design/src/components/manager/DeleteFile.usage.js

packages/loot-design/src/components/manager/Import.usage.js

...s/loot-design/src/components/modals/CloseAccount.usage.js

...gn/src/components/modals/ConfigureLinkedAccounts.usage.js

...-design/src/components/modals/CreateLocalAccount.usage.js

...-design/src/components/modals/ImportTransactions.usage.js

...ges/loot-design/src/components/modals/LoadBackup.usage.js

...ot-design/src/components/modals/PlaidExternalMsg.usage.js

...esign/src/components/modals/SelectLinkedAccounts.usage.js