fix permisisons on inject

src/ripple/rpc/handlers/Submit.cpp

@@ -47,9 +47,6 @@ getFailHard(RPC::JsonContext const& context)
 Json::Value
 doInject(RPC::JsonContext& context)
 {
-    if (context.role != Role::ADMIN)
-        return RPC::make_error(
-            rpcNOT_SUPPORTED, "Signing is not supported by this server.");
     if (context.role != Role::ADMIN)
         return rpcError(rpcNO_PERMISSION);
 

src/ripple/rpc/impl/Handler.cpp

@@ -141,7 +141,7 @@ Handler const handlerArray[]{
     {"ripple_path_find", byRef(&doRipplePathFind), Role::USER, NO_CONDITION},
     {"sign", byRef(&doSign), Role::USER, NO_CONDITION},
     {"sign_for", byRef(&doSignFor), Role::USER, NO_CONDITION},
-    {"inject", byRef(&doInject), Role::USER, NEEDS_CURRENT_LEDGER},
+    {"inject", byRef(&doInject), Role::ADMIN, NEEDS_CURRENT_LEDGER},
     {"submit", byRef(&doSubmit), Role::USER, NEEDS_CURRENT_LEDGER},
     {"submit_multisigned",
      byRef(&doSubmitMultiSigned),