NVMe Driver: fix typo in branch name

Signed-off-by: Miguel Ojeda <[email protected]>

src/NVMe-driver.md

@@ -9,7 +9,7 @@ implementation language for high performance device drivers.
 The Linux Rust NVMe driver lives
 [here](https://git.kernel.org/pub/scm/linux/kernel/git/a.hindborg/linux.git/log/?h=rnvme).
 This branch is routinely rebased on upstream Linux releases. Please be aware
-that the `nvme` branch is force pushed without notice. The version based on the
+that the `rnvme` branch is force pushed without notice. The version based on the
 deprecated `rust` branch is available
 [here](https://github.com/metaspace/linux/tree/nvme-rust).