soc/integration/soc: add_ethernet/add_ip_constants: cast str to int (…

…avoid double quote in soc.h

litex/soc/integration/soc.py

@@ -1775,7 +1775,7 @@ def add_ip_constants(name, ip):
             assert len(_ip) == 4
             for n in range(4):
                 assert int(_ip[n]) < 256
-                self.add_constant(f"{name}{n+1}", _ip[n])
+                self.add_constant(f"{name}{n+1}", int(_ip[n]))
         if local_ip:
             add_ip_constants("LOCALIP", local_ip)
         if remote_ip: