build.half-red.net (#17)

* add build.half-red.net buildnet provider

* update telegran link

* remove unmaintained providers

Author: Soulthym

providers/Acheta_Buildnet.yaml

@@ -0,0 +1,9 @@
+title: half-red Provider
+url: https://build.half-red.net
+desc: Half-Red portal to the Massa DeWeb.
+owner: Thybault Alabarbe
+network: mainnet
+contact:
+  email: half-red@half-red.net
+  discord: curiosithy
+  telegram: https://t.me/curiosi_thy

providers/Acheta_Mainnet.yaml

@@ -6,4 +6,4 @@ network: mainnet
 contact:
   email: half-red@half-red.net
   discord: curiosithy
-  telegram: curiosi_thy
+  telegram: https://t.me/curiosi_thy