bump main to 1.4.0 (#167)

Co-authored-by: dhuang <dhuang@MacBook-Pro.local>

Author: dhuangnm

package.json

@@ -1,6 +1,6 @@
 {
   "name": "sparsify",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "private": true,
   "dependencies": {
     "@apollo/react-hooks": "^3.1.3",

src/sparsify/version.py

@@ -19,7 +19,7 @@
 from datetime import date
 
 
-version_base = "1.3.0"
+version_base = "1.4.0"
 is_release = False  # change to True to set the generated version as a release version