Move BootROM from Coreplex to Periphery

src/main/scala/groundtest/Regression.scala

@@ -72,7 +72,7 @@ class IOGetAfterPutBlockRegression(implicit p: Parameters) extends Regression()(
   io.mem.grant.ready := Bool(true)
 
   io.cache.req.valid := !get_sent && started
-  io.cache.req.bits.addr := UInt(addrMap("io:int:bootrom").start)
+  io.cache.req.bits.addr := UInt(addrMap("io:ext:bootrom").start)
   io.cache.req.bits.typ := UInt(log2Ceil(32 / 8))
   io.cache.req.bits.cmd := M_XRD
   io.cache.req.bits.tag := UInt(0)