Point the peripherals test to the new repl path.

Change-Id: I35f54dac8d195a5de9dff217873b992dbb9ac4a0
diff --git a/opentitan_peripherals_test.robot b/opentitan_peripherals_test.robot
index cf20950..20c5b8d 100644
--- a/opentitan_peripherals_test.robot
+++ b/opentitan_peripherals_test.robot
@@ -55,7 +55,7 @@
 *** Keywords ***
 Setup Machine
     Execute Command             mach create
-    Execute Command             machine LoadPlatformDescription ${ROOTDIR}/sim/config/opentitan-earlgrey-gen.repl
+    Execute Command             machine LoadPlatformDescription ${ROOTDIR}/sim/config/platforms/opentitan-earlgrey-gen.repl
     Execute Command             showAnalyzer ${UART}
     Execute Command             machine LoadPlatformDescriptionFromString ${LEDS}
     Execute Command             sysbus LoadELF ${BOOT_ROM_BIN}
@@ -70,7 +70,7 @@
 
 Setup Machine Without Boot ROM
     Execute Command             mach create
-    Execute Command             machine LoadPlatformDescription ${ROOTDIR}/sim/config/opentitan-earlgrey-gen.repl
+    Execute Command             machine LoadPlatformDescription ${ROOTDIR}/sim/config/platforms/opentitan-earlgrey-gen.repl
     Execute Command             showAnalyzer ${UART}
     Execute Command             machine LoadPlatformDescriptionFromString ${LEDS}
     Execute Command             sysbus LoadELF $bin