DEVELOPERS: update email for llvm and clang

Signed-off-by: Valentin Korenblit <valentinkorenblit@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
diff --git a/DEVELOPERS b/DEVELOPERS
index de09979..67d0748 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -2003,7 +2003,7 @@
 F:	package/dropwatch/
 F:	package/tstools/
 
-N:	Valentin Korenblit <valentin.korenblit@smile.fr>
+N:	Valentin Korenblit <valentinkorenblit@gmail.com>
 F:	package/clang/
 F:	package/llvm/