cleanup: remove ModNotFound

Author: ice1000

base/src/main/java/org/aya/resolve/error/ModNotFoundException.java

@@ -4,7 +4,6 @@
 
 import kala.collection.SeqLike;
 import org.aya.cli.library.source.LibrarySource;
-import org.aya.resolve.error.ModNotFoundException;
 import org.aya.syntax.concrete.stmt.Command;
 import org.aya.syntax.concrete.stmt.Stmt;
 import org.aya.syntax.ref.ModulePath;

cli-impl/src/main/java/org/aya/cli/library/ImportResolver.java

@@ -18,10 +18,7 @@
 import org.aya.pretty.backend.string.StringPrinterConfig;
 import org.aya.pretty.printer.PrinterConfig;
 import org.aya.primitive.PrimFactory;
-import org.aya.resolve.ResolveInfo;
-import org.aya.resolve.context.Context;
 import org.aya.resolve.error.LoadErrorKind;
-import org.aya.resolve.error.ModNotFoundException;
 import org.aya.resolve.error.NameProblem;
 import org.aya.resolve.module.CachedModuleLoader;
 import org.aya.resolve.module.ModuleLoader;