test207: accept a different error code for hyper

It returns HYPERE_UNEXPECTED_EOF for this case which we convert to the
somewhat generic CURLE_RECV_ERROR.

Closes #7889

tests/data/DISABLED

@@ -40,7 +40,6 @@
 # hyper support remains EXPERIMENTAL as long as there's a test number
 # listed below
 %if hyper
-207
 209
 213
 217

tests/data/test207

@@ -58,8 +58,13 @@ Accept: */*
 
 # curl: (18) transfer closed with outstanding read data remaining
 # 18 == CURLE_PARTIAL_FILE
+# 56 == CURLE_RECV_ERROR
 <errorcode>
+%if hyper
+56
+%else
 18
+%endif
 </errorcode>
 </verify>
 </testcase>