obmc-console: Fix readability-inconsistent-declaration-parameter-name

```
/usr/bin/clang-tidy -checks=-*, readability-inconsistent-declaration-parameter-name -export-fixes /tmp/tmppaj3mheq/tmphdn64rrm.yaml -p=build /mnt/host/andrew/home/andrew/src/openbmc/obmc-console/console-server.c
../console-server.h:82:16: error: function 'console_poller_register' has a definition with different parameter names [readability-inconsistent-declaration-parameter-name,-warnings-as-errors]
struct poller *console_poller_register(struct console *console,
               ^
../console-server.c:538:16: note: the definition seen here
struct poller *console_poller_register(struct console *console,
               ^
/mnt/host/andrew/home/andrew/src/openbmc/obmc-console/build/../console-server.h:82:16: note: differing parameters are named here: ('event_fn'), in definition: ('poller_fn')
struct poller *console_poller_register(struct console *console,
               ^
/mnt/host/andrew/home/andrew/src/openbmc/obmc-console/build/../console-server.h:93:6: error: function 'console_poller_set_timeout' has a definition with different parameter names [readability-inconsistent-declaration-parameter-name,-warnings-as-errors]
void console_poller_set_timeout(struct console *console, struct poller *poller,
     ^
../console-server.c:644:6: note: the definition seen here
void console_poller_set_timeout(struct console *console __attribute__((unused)),
     ^
/mnt/host/andrew/home/andrew/src/openbmc/obmc-console/build/../console-server.h:93:6: note: differing parameters are named here: ('interval'), in definition: ('tv')
void console_poller_set_timeout(struct console *console, struct poller *poller,
     ^
5 warnings generated.
```

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Change-Id: Ic9910bc7e716477b8e0eb0e40f32567972cc4529
diff --git a/console-server.h b/console-server.h
index 0e58237..eee032b 100644
--- a/console-server.h
+++ b/console-server.h
@@ -81,7 +81,7 @@
 
 struct poller *console_poller_register(struct console *console,
 				       struct handler *handler,
-				       poller_event_fn_t event_fn,
+				       poller_event_fn_t poller_fn,
 				       poller_timeout_fn_t timeout_fn, int fd,
 				       int events, void *data);
 
@@ -91,7 +91,7 @@
 			       int events);
 
 void console_poller_set_timeout(struct console *console, struct poller *poller,
-				const struct timeval *interval);
+				const struct timeval *tv);
 
 /* ringbuffer API */
 enum ringbuffer_poll_ret {