feat: migrate old IexecAccessorsFacet to IexecPocoAccessorsFacet

contracts/facets/IexecPocoAccessorsFacet.sol

@@ -158,6 +158,9 @@ contract IexecPocoAccessorsFacet is
         uint256 _catid
     ) external view returns (IexecLibCore_v5.Category memory category) {
         PocoStorageLib.PocoStorage storage $ = PocoStorageLib.getPocoStorage();
+        if (_catid >= $.m_categories.length) {
+            revert();
+        }
         return $.m_categories[_catid];
     }
 

test/byContract/IexecCategoryManager/IexecCategoryManager.test.ts

@@ -47,7 +47,7 @@ describe('CategoryManager', async () => {
         const lastCategoryIndex = (await iexecPocoAsAnyone.countCategory()) - 1n;
         await expect(
             iexecPocoAsAnyone.viewCategory(lastCategoryIndex + 1n),
-        ).to.be.revertedWithPanic(0x32);
+        ).to.be.revertedWithoutReason();
     });
 
     it('Should create category', async () => {