Merge pull request #2582 from pinterest/master-fix-merge

Add missing import

Author: paul-dingemans

ktlint-cli/src/main/kotlin/com/pinterest/ktlint/cli/internal/KtlintCommandLine.kt

@@ -11,6 +11,7 @@ import com.github.ajalt.clikt.parameters.options.convert
 import com.github.ajalt.clikt.parameters.options.default
 import com.github.ajalt.clikt.parameters.options.deprecated
 import com.github.ajalt.clikt.parameters.options.flag
+import com.github.ajalt.clikt.parameters.options.multiple
 import com.github.ajalt.clikt.parameters.options.option
 import com.github.ajalt.clikt.parameters.options.optionalValue
 import com.github.ajalt.clikt.parameters.options.split