[PATCH edk2-platforms 1/3] Maintainers.txt: add Reviewer role to description of section entries

["Leif Lindholm" <leif.lindholm@linaro.org>]

This file was based on an old version of the edk2 Maintainers.txt,
predating both d75b8ac278b and c9e1e28b619. Bring this up to date.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
---
 Maintainers.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Maintainers.txt b/Maintainers.txt
index 76feecceb7..85e8dc7fd4 100644
--- a/Maintainers.txt
+++ b/Maintainers.txt
@@ -12,6 +12,11 @@ Descriptions of section entries:
   L: Mailing list that is relevant to this area (default is edk2-devel)
      Patches and questions should be sent to the email list.
   M: Cc address for patches and questions (ie, the package maintainer)
+  R: Package Reviewer: Cc address for patches and questions. Reviewers help
+     maintainers review code, but don't have push access. A designated Package
+     Reviewer is reasonably familiar with the Package (or some modules
+     thereof), and/or provides testing or regression testing for the Package
+     (or some modules thereof), in certain platforms and environments.
   W: Web-page with status/info
   T: SCM tree type and location.  Type is one of: git, svn.
   S: Status, one of the following:
-- 
2.11.0