Drive: rename Interface to interface

Drive.Interface.yaml is not being processed and no server.hpp
is created.  Renamed to Drive.interface.yaml instead.

Fixes openbmc/phosphor-dbus-interfaces#11.

Change-Id: I42aca4bd4a290b5ff05c1926ac6d81f03f8f3b76
Signed-off-by: Willy Tu <wltu@google.com>
diff --git a/gen/xyz/openbmc_project/Inventory/Item/Drive/meson.build b/gen/xyz/openbmc_project/Inventory/Item/Drive/meson.build
new file mode 100644
index 0000000..402efda
--- /dev/null
+++ b/gen/xyz/openbmc_project/Inventory/Item/Drive/meson.build
@@ -0,0 +1,14 @@
+# Generated file; do not modify.
+generated_sources += custom_target(
+    'xyz/openbmc_project/Inventory/Item/Drive__cpp'.underscorify(),
+    input: [ '../../../../../../xyz/openbmc_project/Inventory/Item/Drive.interface.yaml',  ],
+    output: [ 'server.cpp', 'server.hpp', 'client.hpp',  ],
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'cpp',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.current_source_dir() / '../../../../../..',
+        'xyz/openbmc_project/Inventory/Item/Drive',
+    ],
+)
+