stdlib: Edit RiscvMatched RTC

Fixed the bug that made FS mode break.
Changed RTC value as fix.

Change-Id: I0effa1ecd32a8a8845e619d940f8e0efe549cfc1
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/64013
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
1 file changed