add onion link for privacytools.io (#343)

README.md

@@ -47,7 +47,7 @@ Community instances:
 | [teddit.tokhmi.xyz](https://teddit.tokhmi.xyz) |  |  | |
 | [teddit.garudalinux.org](https://teddit.garudalinux.org) |  |  | Managed by https://garudalinux.org |
 | [tedd.it](https://tedd.it) |  |  | |
-| [teddit.privacytools.io](https://teddit.privacytools.io) |  |  | Part of [PrivacyTools.io](https://www.privacytools.io/) and hosted by [Privex](https://www.privex.io/) |
+| [teddit.privacytools.io](https://teddit.privacytools.io) | [jnuonmf2n36sfdmyksqq....onion](http://jnuonmf2n36sfdmyksqqqyab3w63cq4kx24olyjleh5z6zzfvyt7uqqd.onion)  |  | Part of [PrivacyTools.io](https://www.privacytools.io/) and hosted by [Privex](https://www.privex.io/) |
 | [td.vern.cc](https://td.vern.cc) | [td.vernccvbvyi5qhfzyqen...onion](http://td.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad.onion) | [td.vern.i2p](http://verncco2oaxjikammz4pi7umzp673cme6zuemx7yeeewspwrw3va.b32.i2p) | Operated by https://vern.cc |
 | [teddit.rawbit.ninja](https://teddit.rawbit.ninja) | [yqu4yj5lju7bmlwpzpml...onion](http://yqu4yj5lju7bmlwpzpmltb5gsu6cw7nnbcxxx4iqemwa56nxjiggf4qd.onion) | | Operated by https://rawbit.ninja |
 | [teddit.artemislena.eu](https://teddit.artemislena.eu) | [teddit.lpoaj7z2zkajuhgnlltp...onion](http://teddit.lpoaj7z2zkajuhgnlltpeqh3zyq7wk2iyeggqaduhgxhyajtdt2j7wad.onion) | | Operated by https://artemislena.eu |

instances.json

@@ -89,6 +89,7 @@
   },
   {
     "url": "https://wiki.privacytools.io",
+    "onion": "http://jnuonmf2n36sfdmyksqqqyab3w63cq4kx24olyjleh5z6zzfvyt7uqqd.onion",
     "notes": "Part of: https://www.privacytools.io"
   },
   {