Create Get List of Duplicate Script Include Names (#63)

* Create Get List of Duplicate Script Include Names

* Update Get List of Duplicate Script Include Names

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Co-authored-by: niamccash <39105458+niamccash@users.noreply.github.com>

Author: bkb68

Prompts/Get List of Duplicate Script Include Names

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+Prompt: print a list of Script Include Names that are duplicated
+
+Example output:
+var scriptIncludes = new GlideAggregate('sys_script_include');
+scriptIncludes.addAggregate('COUNT', 'api_name');
+scriptIncludes.addNotNullQuery('api_name');
+scriptIncludes.groupBy('api_name');
+scriptIncludes.addHaving('COUNT', '>', 1);
+scriptIncludes.query();
+while (scriptIncludes.next()) {
+	gs.print(scriptIncludes.api_name);
+}