Bump minimum pragma version to 0.8.19 (#4288)

scripts/generate/templates/Checkpoints.js

@@ -3,7 +3,7 @@ const { OPTS } = require('./Checkpoints.opts.js');
 
 // TEMPLATE
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 import "../math/Math.sol";
 import "../math/SafeCast.sol";

scripts/generate/templates/Checkpoints.t.js

@@ -4,7 +4,7 @@ const { OPTS } = require('./Checkpoints.opts.js');
 
 // TEMPLATE
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 import "forge-std/Test.sol";
 import "../../../contracts/utils/math/SafeCast.sol";

scripts/generate/templates/EnumerableMap.js

@@ -10,7 +10,7 @@ const TYPES = [
 
 /* eslint-disable max-len */
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 import "./EnumerableSet.sol";
 

scripts/generate/templates/EnumerableSet.js

@@ -9,7 +9,7 @@ const TYPES = [
 
 /* eslint-disable max-len */
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 /**
  * @dev Library for managing

scripts/generate/templates/SafeCast.js

@@ -61,7 +61,7 @@ const version = (selector, length) => {
 };
 
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 /**
  * @dev Wrappers over Solidity's uintXX/intXX casting operators with added overflow

scripts/generate/templates/StorageSlot.js

@@ -18,7 +18,7 @@ const VERSIONS = unique(TYPES.map(t => t.version)).map(
 );
 
 const header = `\
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.19;
 
 /**
  * @dev Library for reading and writing primitive types to specific storage slots.

scripts/upgradeable/upgradeable.patch

@@ -87,7 +87,7 @@ index 9fc95518..53130e3c 100644
  
 @@ -35,10 +38,11 @@ Once installed, you can use the contracts in the library by importing them:
  ```solidity
- pragma solidity ^0.8.0;
+ pragma solidity ^0.8.19;
  
 -import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
 +import "@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol";
@@ -190,7 +190,7 @@ index 6a4e1cad..55d8eced 100644
 --- a/contracts/utils/cryptography/EIP712.sol
 +++ b/contracts/utils/cryptography/EIP712.sol
 @@ -4,7 +4,6 @@
- pragma solidity ^0.8.8;
+ pragma solidity ^0.8.19;
  
  import "./ECDSA.sol";
 -import "../ShortStrings.sol";