chore(deps-dev): bump @openzeppelin/contracts-upgradeable in /contracts

Bumps [@openzeppelin/contracts-upgradeable](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable) from 4.9.1 to 4.9.3.
- [Release notes](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/releases)
- [Changelog](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/blob/v4.9.3/CHANGELOG.md)
- [Commits](OpenZeppelin/openzeppelin-contracts-upgradeable@v4.9.1...v4.9.3)

---
updated-dependencies:
- dependency-name: "@openzeppelin/contracts-upgradeable"
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

contracts/package.json

@@ -12,7 +12,7 @@
   "devDependencies": {
     "@babel/preset-env": "^7.13.15",
     "@babel/preset-typescript": "^7.13.0",
-    "@openzeppelin/contracts-upgradeable": "^4.9.1",
+    "@openzeppelin/contracts-upgradeable": "^4.9.3",
     "@openzeppelin/hardhat-upgrades": "^1.22.1",
     "@types/node": "^14.14.39",
     "ethers": "^5.1.4",

contracts/yarn.lock

@@ -1635,10 +1635,10 @@
     ethers "^5.6.7"
     merkletreejs "^0.3.9"
 
-"@openzeppelin/contracts-upgradeable@^4.9.1":
-  version "4.9.2"
-  resolved "https://registry.npmmirror.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.2.tgz#a817c75688f8daede420052fbcb34e52482e769e"
-  integrity sha512-siviV3PZV/fHfPaoIC51rf1Jb6iElkYWnNYZ0leO23/ukXuvOyoC/ahy8jqiV7g+++9Nuo3n/rk5ajSN/+d/Sg==
+"@openzeppelin/contracts-upgradeable@^4.9.3":
+  version "4.9.3"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.3.tgz#ff17a80fb945f5102571f8efecb5ce5915cc4811"
+  integrity sha512-jjaHAVRMrE4UuZNfDwjlLGDxTHWIOwTJS2ldnc278a0gevfXfPr8hxKEVBGFBE96kl2G3VHDZhUimw/+G3TG2A==
 
 "@openzeppelin/hardhat-upgrades@^1.22.1":
   version "1.22.1"