Bump the sequelize version to 4.44.3

It fixes the security vulnerability:

 * https://nvd.nist.gov/vuln/detail/CVE-2019-10752

Author: joojis

yarn.lock

@@ -1597,10 +1597,10 @@ gauge@~2.7.3:
     strip-ansi "^3.0.1"
     wide-align "^1.1.0"
 
-generic-pool@^3.4.0:
-  version "3.6.1"
-  resolved "https://registry.yarnpkg.com/generic-pool/-/generic-pool-3.6.1.tgz#a51a8439ee86f0bbcf100fc1db3f45c86289deb4"
-  integrity sha512-iMmD/pY4q0+V+f8o4twE9JPeqfNuX+gJAaIPB3B0W1lFkBOtTxBo6B0HxHPgGhzQA8jego7EWopcYq/UDJO2KA==
+generic-pool@3.5.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/generic-pool/-/generic-pool-3.5.0.tgz#acac4fd743a175ff20574f380910036464cb61f7"
+  integrity sha512-dEkxmX+egB2o4NR80c/q+xzLLzLX+k68/K8xv81XprD+Sk7ZtP14VugeCz+fUwv5FzpWq40pPtAkzPRqT8ka9w==
 
 get-caller-file@^1.0.1:
   version "1.0.3"
@@ -2994,16 +2994,16 @@ sequelize-cli@^5.4.1:
     yargs "^13.1.0"
 
 sequelize@^4.42.0:
-  version "4.42.0"
-  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-4.42.0.tgz#439467ba7bfe7d5afcc56d62b3e091860fbf18f3"
-  integrity sha512-qxAYnX4rcv7PbNtEidb56REpxNJCdbN0qyk1jb3+e6sE7OrmS0nYMU+MFVbNTJtZfSpOEEL1TX0TkMw+wzZBxg==
+  version "4.44.3"
+  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-4.44.3.tgz#29d7af9efdfad4c796a75764e91f701fc454cee0"
+  integrity sha512-r2A4EVDKRCcABcZhY4ItvbcosvMJKpQMooxg/S8ouRFrZzqMPQ9O2thOUfgW59q8ZcEa5ccNeqwg15MCciqPMg==
   dependencies:
     bluebird "^3.5.0"
     cls-bluebird "^2.1.0"
     debug "^3.1.0"
     depd "^1.1.0"
     dottie "^2.0.0"
-    generic-pool "^3.4.0"
+    generic-pool "3.5.0"
     inflection "1.12.0"
     lodash "^4.17.1"
     moment "^2.20.0"