refactor(diagnostics): удален неиспользуемый импорт VariableSymbol в MagicDateDiagnostic

Author: johnnyshut

src/main/java/com/github/_1c_syntax/bsl/languageserver/diagnostics/MagicDateDiagnostic.java

@@ -21,7 +21,6 @@
  */
 package com.github._1c_syntax.bsl.languageserver.diagnostics;
 
-import com.github._1c_syntax.bsl.languageserver.context.symbol.VariableSymbol;
 import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticMetadata;
 import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticParameter;
 import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticSeverity;