lava-expect/spm-edk2-uart0.exp: Correct syntax to adhere to lava-expect spec

Due to perculiarities of LAVA interactive test handling, prompts vs commands
vs successes work a bit differently than the prompts alone. This correction
is similar to changes applied previously to other lava-expect scripts.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I22df2eab8eb3c4b68a071ed3479be0efc0e403ce
diff --git a/lava-expect/spm-edk2-uart0.exp b/lava-expect/spm-edk2-uart0.exp
index 9753328..77fdb97 100644
--- a/lava-expect/spm-edk2-uart0.exp
+++ b/lava-expect/spm-edk2-uart0.exp
@@ -16,12 +16,10 @@
 
 expect_string+=('i;UEFI Interactive Shell')
 
-expect_string+=('i;any other key to continue.;;;\r')
+expect_string+=('i;any other key to continue.')
 
-expect_string+=('i;Shell>;;;fs0:\r')
+expect_string+=('i;Shell>;;;\r')
 
-expect_string+=('i;FS0:;;;UefiInfo.efi\r')
+expect_string+=('i;FS0:;;;fs0:\r')
 
-expect_string+=('i;Loading driver at .* UefiInfo.efi')
-
-expect_string+=('i;FS0:')
+expect_string+=('i;FS0:;Loading driver at .* UefiInfo.efi;;UefiInfo.efi\r')