OID-49 update solidity version with caret on interfaces (#101)

* 🔖 (v2.2.1) update version (#94)

* OID-49 update solidity version with caret on interfaces

---------

Co-authored-by: Joachim <[email protected]>

Author: pgonday

contracts/interface/IClaimIssuer.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 import "./IIdentity.sol";
 

contracts/interface/IERC734.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 /**
  * @dev interface of the ERC734 (Key Holder) standard as defined in the EIP.

contracts/interface/IERC735.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 /**
  * @dev interface of the ERC735 (Claim Holder) standard as defined in the EIP.

contracts/interface/IIdentity.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 import "./IERC734.sol";
 import "./IERC735.sol";

contracts/interface/IImplementationAuthority.sol

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0
 
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 interface IImplementationAuthority {