App getting crash when click on GoogleSignIn button

As the error clearly says, your app is missing support for the url schemes.

Add the following schemes to your info.plist

<key>CFBundleURLTypes</key>
<array>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLSchemes</key>
        <array>
            <string>***Your bundle ID***</string>
        </array>
    </dict>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLSchemes</key>
        <array>
            <string>com.googleusercontent.apps.107731993306-6s44u18onibp6gi0ddj94si1aifshhg6</string>
        </array>
    </dict>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLSchemes</key>
        <array>
            <string>***Something here***</string>
        </array>
    </dict>
</array>

Check this url for your id => https://developers.google.com/identity/sign-in/ios/start-integrating

Your info.plist should look like ->