efi: fix documentation warnings

This fixes the following warnings:

  ./lib/efi_loader/efi_firmware.c:283: warning: Function parameter or member 'package_version' not described in 'efi_firmware_fit_get_image_info'
  ./lib/efi_loader/efi_firmware.c:283: warning: Function parameter or member 'package_version_name' not described in 'efi_firmware_fit_get_image_info'
  ./lib/efi_loader/efi_firmware.c:369: warning: bad line: firmware image
  ./lib/efi_loader/efi_firmware.c:395: warning: Function parameter or member 'package_version' not described in 'efi_firmware_raw_get_image_info'
  ./lib/efi_loader/efi_firmware.c:395: warning: Function parameter or member 'package_version_name' not described in 'efi_firmware_raw_get_image_info'

Signed-off-by: Vincent Stehlé <vincent.stehle@arm.com>
Cc: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/lib/efi_loader/efi_firmware.c b/lib/efi_loader/efi_firmware.c
index 27953fe..fe4e084 100644
--- a/lib/efi_loader/efi_firmware.c
+++ b/lib/efi_loader/efi_firmware.c
@@ -197,8 +197,8 @@
  * @descriptor_version:		Pointer to version number
  * @descriptor_count:		Pointer to number of descriptors
  * @descriptor_size:		Pointer to descriptor size
- * package_version:		Package version
- * package_version_name:	Package version's name
+ * @package_version:		Package version
+ * @package_version_name:	Package version's name
  *
  * Return information bout the current firmware image in @image_info.
  * @image_info will consist of a number of descriptors.
@@ -296,15 +296,15 @@
 
 /**
  * efi_firmware_raw_get_image_info - return information about the current
-				     firmware image
+ *				     firmware image
  * @this:			Protocol instance
  * @image_info_size:		Size of @image_info
  * @image_info:			Image information
  * @descriptor_version:		Pointer to version number
  * @descriptor_count:		Pointer to number of descriptors
  * @descriptor_size:		Pointer to descriptor size
- * package_version:		Package version
- * package_version_name:	Package version's name
+ * @package_version:		Package version
+ * @package_version_name:	Package version's name
  *
  * Return information bout the current firmware image in @image_info.
  * @image_info will consist of a number of descriptors.