Re-enable BitVec tests (#4543)

* Re-enable BitVec tests

* CHANGELOG

CHANGELOG.md

@@ -2,9 +2,14 @@
 
 ## master
 
+Contributed:
+
+- Add `isHistoric` flag to ETH RPCs (Thanks to https://github.com/stwiname)
+
 Changes:
 
 - Adjust map header output type with lookup id
+- Re-enable all `BitVec` tests for `toU8a`
 
 
 ## 7.7.1 Feb 6, 2022

packages/types-codec/src/extended/BitVec.spec.ts

@@ -21,8 +21,7 @@ describe('BitVec', (): void => {
         ).toEqual((test.length - 2) / 2);
       });
 
-      // FIXME These do not align at all
-      it.skip('re-encodes to the same input value', (): void => {
+      it('re-encodes to the same input value', (): void => {
         expect(
           new BitVec(registry, input).toU8a()
         ).toEqual(input);