Improve beacon chain coverage Part 1 (#11080)

* first node test

* adding in configuration flags for code coverage

* adding line to remove file on unit test

* adding new test for compressed field trie but is currently broken

* changing limit on trie

* adding new trie length coverage

* adding in test for empty copy of trie

* adding more trie tests

* adding new field trie

* adding more field trie tests

* adding clarity to chunking equation

* fixing linting

* clarifying function for limit

* updating native state settings to improve ease of future unit tests

* improving unit test

* fixing unit tests

* adding more tests and fixing linting

* adding more coverage and removing unused file

* increasing node coverage

* adding new test for checking config for booleans

* fixing db test

* fixing linting

* adding signing root test

* fixing linting

* removing accidently created beacondata

* switching not non native state

* reverting back to proto use for spec test

* reverting back to proto for some tests

* turning off native state on some tests

* switching more to proto state

* rolling back disablenativestate

* switching to native state in the state-native package for tests

* fixing linting

* fixing deepsource complaint

* fixing some tests to native state and removing some unused flag checks

* convert to native state

* fixing linting

* issues are being triggered by deleting the db this way so reverting change in hopes of changing this

* rolling back testing util

* rolling back some tests from native state

* rolling back db deletion

* test switching native state off after test runs

* fixing hasher test

* fixing altair and bellatrix hashers for native state

* Update beacon-chain/node/node_test.go

Co-authored-by: Radosław Kapka <rkapka@wp.pl>

* Update validator/rpc/auth_token_test.go

Co-authored-by: Radosław Kapka <rkapka@wp.pl>

* fixing imports

* adding altair proof test

Co-authored-by: Radosław Kapka <rkapka@wp.pl>

validator/rpc/auth_token_test.go

@@ -79,6 +79,8 @@ func TestServer_RefreshJWTSecretOnFileChange(t *testing.T) {
 	newSecret := srv.jwtSecret
 	require.Equal(t, true, len(newSecret) > 0)
 	require.Equal(t, true, !bytes.Equal(currentSecret, newSecret))
+	err = os.Remove(authTokenFileName)
+	require.NoError(t, err)
 }
 
 func Test_initializeAuthToken(t *testing.T) {