fix package: remove style&assembly rule from .gitattributes (#222)

* fix package

* change branch name

* remove assembly/

* Create NOTICE (#223)

* revert code

Co-authored-by: Simon Cheung <ming@apache.org>

Author: coderzc

.gitattributes

@@ -2,11 +2,9 @@
 .gitattributes export-ignore
 .gitignore export-ignore
 .asf.yaml export-ignore
-checkstyle.xml export-ignore
 apache-release.sh export-ignore
 .licenserc.yaml export-ignore
 
 # ignored directory
 .github/ export-ignore
-computer-dist/src/assembly/ export-ignore
 computer-k8s-operator/crd-generate/bin/ export-ignore

NOTICE

@@ -0,0 +1,5 @@
+Apache HugeGraph(incubating)
+Copyright 2022-2023 The Apache Software Foundation
+
+This product includes software developed at
+The Apache Software Foundation (http://www.apache.org/).