Reset on extraction logic

Fixed not using MetadataReader for Tables
Fixed MetadataReaders not respecting uncompressed blocks

src/root.zig

@@ -14,6 +14,9 @@ test "OpenFile" {
     defer sfs_fil.close();
     var rdr: SfsFile = try .init(std.testing.allocator, sfs_fil, 0);
     defer rdr.deinit();
+    _ = try rdr.frag_table.get(rdr.super.frag_count - 1);
+    _ = try rdr.id_table.get(rdr.super.id_count - 1);
+    _ = try rdr.export_table.get(rdr.super.inode_count - 1);
     std.debug.print("{}\n", .{rdr.super});
     const root = try rdr.root();
     defer root.deinit();