QL: also flag the root-newtype in the acronym query

Author: erik-krogh

ql/ql/src/codeql_ql/style/AcronymsShouldBeCamelCaseQuery.qll

@@ -16,6 +16,9 @@ string getName(AstNode node, string kind) {
   or
   result = node.(NewTypeBranch).getName() and
   kind = "newtypeBranch"
+  or 
+  result = node.(NewType).getName() and
+  kind = "newtype"
   or
   result = node.(VarDecl).getName() and
   kind = "variable" and