MAINTAINERS: Add myself to MAINTAINERS

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: If82d384eb59ed2f879175dbc7b01e11198877d97
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49906
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 7a82159..97bd8e1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -563,6 +563,7 @@
 M:	Marshall Dawson <marshalldawson3rd@gmail.com>
 M:	Felix Held <felix-coreboot@felixheld.de>
 M:	Jason Glenesk <jason.glenesk@gmail.com>
+M:	Raul E Rangel <rrangel@chromium.org>
 S:	Maintained
 F:	src/soc/amd/cezanne/
 
@@ -570,6 +571,7 @@
 M:	Marshall Dawson <marshalldawson3rd@gmail.com>
 M:	Felix Held <felix-coreboot@felixheld.de>
 M:	Jason Glenesk <jason.glenesk@gmail.com>
+M:	Raul E Rangel <rrangel@chromium.org>
 S:	Maintained
 F:	src/soc/amd/common/
 
@@ -577,6 +579,7 @@
 M:	Marshall Dawson <marshalldawson3rd@gmail.com>
 M:	Felix Held <felix-coreboot@felixheld.de>
 M:	Jason Glenesk <jason.glenesk@gmail.com>
+M:	Raul E Rangel <rrangel@chromium.org>
 S:	Maintained
 F:	src/soc/amd/picasso/
 F:	src/vendorcode/amd/fsp/picasso/