Fix bzlmod example in README

Signed-off-by: James Wainwright <james.wainwright@lowrisc.org>

Author: jwnrt

README.md

@@ -26,10 +26,11 @@ lowrisc_misc_linters_pip_dependencies()
 If using `bzlmod`, instead add the following to `MODULE.bazel`:
 
 ```bazel
-bazel_dep("lowrisc_misc_linters")
+bazel_dep(name = "lowrisc_misc_linters")
 git_override(
-  module_name = "lowrisc_misc_linters",
-  remote = "https://github.com/lowRISC/misc-linters",
+    module_name = "lowrisc_misc_linters",
+    remote = "https://github.com/lowRISC/misc-linters",
+    commit = "<commit hash>",
 )
 ```