Add Boolean Return When Switching/Adding new Chains and Update Internal Dependencies

Add Boolean Return When Switching/Adding new Chains to allow DApps to confirm actions
Update Internal Dependencies

• common-v2.0.6
• core-v2.2.4

What's Changed in #939 & #938

• [core-v2.2.3, react-v2.1.2] : Enhancement/increment internal dep versions by @Adamj1232 in #949
• [react] feat: return setChain success by @enzoferey in #956
• [common-v2.0.6, core-v2.2.4, magic-v2.0.2, react-v2.1.4] : Enhancement - Modal positioning variables and background color variable for main scroll container by @Adamj1232 in #939

New Contributors

• @enzoferey made their first contribution in #956

Full Changelog: web3-onboard/magic-v2.0.1...web3-onboard/react-v2.1.4