Bump @openzeppelin/contracts-upgradeable from 4.7.3 to 4.8.3

Bumps [@openzeppelin/contracts-upgradeable](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable) from 4.7.3 to 4.8.3.
- [Release notes](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/releases)
- [Changelog](https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/blob/v4.8.3/CHANGELOG.md)
- [Commits](OpenZeppelin/openzeppelin-contracts-upgradeable@v4.7.3...v4.8.3)

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

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -40,7 +40,7 @@
     "@nomiclabs/hardhat-etherscan": "3.1.3",
     "@nomiclabs/hardhat-waffle": "2.0.3",
     "@openzeppelin/contracts": "4.7.3",
-    "@openzeppelin/contracts-upgradeable": "4.7.3",
+    "@openzeppelin/contracts-upgradeable": "4.8.3",
     "@superfluid-finance/ethereum-contracts": "1.5.0",
     "@superfluid-finance/sdk-core": "0.6.1",
     "chai": "4.3.7",

yarn.lock

@@ -827,10 +827,10 @@
   dependencies:
     "@types/bignumber.js" "^5.0.0"
 
-"@openzeppelin/contracts-upgradeable@4.7.3":
-  version "4.7.3"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.7.3.tgz#f1d606e2827d409053f3e908ba4eb8adb1dd6995"
-  integrity sha512-+wuegAMaLcZnLCJIvrVUDzA9z/Wp93f0Dla/4jJvIhijRrPabjQbZe6fWiECLaJyfn5ci9fqf9vTw3xpQOad2A==
+"@openzeppelin/contracts-upgradeable@4.8.3":
+  version "4.8.3"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.8.3.tgz#6b076a7b751811b90fe3a172a7faeaa603e13a3f"
+  integrity sha512-SXDRl7HKpl2WDoJpn7CK/M9U4Z8gNXDHHChAKh0Iz+Wew3wu6CmFYBeie3je8V0GSXZAIYYwUktSrnW/kwVPtg==
 
 "@openzeppelin/[email protected]":
   version "4.7.3"