[fix] Rename schema.graphql

[enh] Block: Add blockchainTime and humanTime

appendices/0003_RFC/schema.graphqls → appendices/0003_RFC/schema.graphql

@@ -357,7 +357,9 @@ type Block {
   number: Int!
   powMin: Int!
   time: String!
-  mediantime: String!
+  medianTime: Int! @deprecated(reason: "Use `blockchainTime`.")
+  blockchainTime: Int!
+  humanTime: Int!
   membersCount: Int!
   monetaryMass: Int!
   unitBase: Int!

rfc/0003 RFC GraphQL API for Duniter Clients.md

@@ -374,7 +374,7 @@ So the websoket channel path is automatically deducted from the optionnal path:
 
 ## API GraphQL Schema
 
-See [schema.gql](../appendices/0003_RFC/schema.graphqls)
+See [schema.gql](../appendices/0003_RFC/schema.graphql)
 
 ---
 End of the document.