fix to comments

use apache common-utils' StringUtils

Author: wangmingliang-ms

PluginsAndFeatures/azure-toolkit-for-intellij/azure-intellij-plugin-lib/src/main/java/com/microsoft/azure/toolkit/intellij/common/AzureArtifact.java

@@ -13,7 +13,7 @@
 import com.microsoft.intellij.util.MavenUtils;
 import icons.GradleIcons;
 import icons.MavenIcons;
-import org.apache.groovy.parser.antlr4.util.StringUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.idea.maven.project.MavenProject;