dApp: `Sidebar` component removal #1713

Job	Run time
solidity-slither	1m 0s
solidity-build / build-solidity	37s
solidity-deploy-dry-run	51s
solidity-format	51s
solidity-test	35s
solidity-integration-test	1m 17s
solidity-deploy-testnet	0s
	5m 11s

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