fix(toolkit): remove duplicate AwsSettings import in CfnLspServerSupportProvider

Cherry-pick conflict resolution introduced a duplicate import. Removed
the extra line, keeping the correct toolkitOnly package path
(software.aws.toolkit.jetbrains.settings.AwsSettings).

Author: yuriivv

plugins/toolkit/jetbrains-core/src-253+/software/aws/toolkits/jetbrains/services/cfnlsp/server/CfnLspServerSupportProvider.kt

@@ -30,7 +30,6 @@ import software.aws.toolkits.jetbrains.services.cfnlsp.CfnCredentialsService
 import software.aws.toolkits.jetbrains.services.cfnlsp.CfnLspExtensionConfig
 import software.aws.toolkits.jetbrains.services.cfnlsp.CfnLspServerProtocol
 import software.aws.toolkits.jetbrains.services.cfnlsp.CfnNodePromptState
-import software.aws.toolkits.jetbrains.settings.AwsSettings
 import software.aws.toolkits.jetbrains.settings.CfnLspSettings
 import software.aws.toolkits.resources.AwsToolkitBundle.message
 import java.nio.file.Files