Merge pull request #11662 from ethereum/docs-fix-highlighting-and-upgrade-pygments

[Docs] Fix highlighting and always use latest packages

docs/contracts/events.rst

@@ -97,7 +97,7 @@ four indexed arguments rather than three.
 
 The use in the JavaScript API is as follows:
 
-::
+.. code-block:: javascript
 
     var abi = /* abi as generated by the compiler */;
     var ClientReceipt = web3.eth.contract(abi);

docs/contracts/function-modifiers.rst

@@ -18,7 +18,7 @@ if they are marked ``virtual``. For details, please see
 .. code-block:: solidity
 
     // SPDX-License-Identifier: GPL-3.0
-    pragma solidity >0.7.0 <0.9.0;
+    pragma solidity >=0.7.1 <0.9.0;
 
     contract owned {
         constructor() { owner = payable(msg.sender); }

docs/contracts/functions.rst

@@ -15,7 +15,7 @@ that call them, similar to internal library functions.
 .. code-block:: solidity
 
     // SPDX-License-Identifier: GPL-3.0
-    pragma solidity >0.7.0 <0.9.0;
+    pragma solidity >=0.7.1 <0.9.0;
 
     function sum(uint[] memory _arr) pure returns (uint s) {
         for (uint i = 0; i < _arr.length; i++)

docs/contracts/libraries.rst

@@ -130,6 +130,7 @@ internal functions in libraries in order to implement
 custom types without the overhead of external function calls:
 
 .. code-block:: solidity
+    :force:
 
     // SPDX-License-Identifier: GPL-3.0
     pragma solidity ^0.8.0;