[PATCH v1 3/3] rust: io: register: add missing newline in doc example

[Mehmet Koseoglu <mehmet.mkoseoglu@gmail.com>]

The `pr_info!` call in the register module documentation code example
is missing a trailing newline.

Add the missing `\n` to the format string.

Fixes: 20ba6a1dbcb9 ("rust: io: add `register!` macro")
Link: https://github.com/Rust-for-Linux/linux/issues/1139
Signed-off-by: Mehmet Koseoglu <mehmet.mkoseoglu@gmail.com>
---
 rust/kernel/io/register.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rust/kernel/io/register.rs b/rust/kernel/io/register.rs
index 03dfd2ff48c7..31e084a4aa9f 100644
--- a/rust/kernel/io/register.rs
+++ b/rust/kernel/io/register.rs
@@ -71,7 +71,7 @@
 //!
 //! // Read from the register's defined offset (0x100).
 //! let boot0 = io.read(BOOT_0);
-//! pr_info!("chip revision: {}.{}", boot0.major_revision().get(), boot0.minor_revision().get());
+//! pr_info!("chip revision: {}.{}\n", boot0.major_revision().get(), boot0.minor_revision().get());
 //!
 //! // Update some fields and write the new value back.
 //! let new_boot0 = boot0
-- 
2.55.0