Move retired iso languages under bookkeeping

[xflr6]

>>> pd.read_sql_query('''SELECT id, name, level,
  l.jsondata::jsonb ? 'iso_retirement' AS retired
FROM language AS l JOIN languoid AS ll ON l.pk = ll.pk
WHERE status = 'spurious retired' AND father_pk IS NULL
ORDER BY id''', engine)
           id                         name     level retired
0    aari1244                         Aari  language    True
1    adze1241                       Adzera  language    True
2    ahea1240                          Ahe  language    True
3    aiku1240                         Aiku  language    True
4    amap1241                 Amapá Creole  language    True
5    amer1256                       Amerax  language    True
6    amik1238                     Amikoana  language    True
7    araf1244                     Arafundi  language    True
8    arak1256                    Arakanese  language    True
9    atue1238                      Atuence  language    True
10   auve1240                    Auvergnat  language    True
..        ...                          ...       ...     ...
100  tuto1242                     Tutong 1  language    True
101  uppe1459           Upper Baram Kenyah  language    True
102  west2863              Western Frisian  language    True
103  wume1236                    Wumeng Yi  language    True
104  ying1248                     Yinglish  language    True
105  yuan1242         Yuanjiang-Mojiang Yi  language    True

[106 rows x 4 columns]