fvp_r: do not include linux expect script

FVP_R currently does not support secondary CPU boot, which causes a
failure in linux expect script after commit e616a5c5c.

Temporarily disable including this expect file.

Signed-off-by: Manish Pandey <manish.pandey2@arm.com>
Change-Id: I8318ac02810f384494032348d197226135e10021
diff --git a/expect-lava/fvp-r-yocto.exp b/expect-lava/fvp-r-yocto.exp
index 3f116e0..b10aa71 100644
--- a/expect-lava/fvp-r-yocto.exp
+++ b/expect-lava/fvp-r-yocto.exp
@@ -14,7 +14,9 @@
 expect_string+=('i;U-Boot')
 
 # Linux kernel boot section
-source $ci_root/expect-lava/linux.inc
+# As FVP_R currently does not support secondary core boot, linux expect would fail.
+# Disable it temporarily
+#source $ci_root/expect-lava/linux.inc
 
 # Yocto
 expect_string+=('i;fvp-baser-aemv8r64 login:')