meson: reformat with meson formatter

Apply the `meson format` results.

Change-Id: I6134375ee95612959195169ded2d3064eaed9cab
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/oem/ampere/meson.build b/oem/ampere/meson.build
index 8c37ab1..b5e7ad9 100644
--- a/oem/ampere/meson.build
+++ b/oem/ampere/meson.build
@@ -1 +1 @@
-subdir('event')
\ No newline at end of file
+subdir('event')