ci: update nfpm config

Co-authored-by: everpcpc <everpcpc@users.noreply.github.com>

Author: Chojan Shang

.github/actions/publish_binary/nfpm.yaml

@@ -32,6 +32,6 @@ contents:
 
   # Docs
   - src: ${path}/readme.txt
-    dst: /usr/local/share/doc/databend/readme.txt
+    dst: /usr/share/doc/databend/readme.txt
     file_info:
       mode: 0644