settings: Change settings files names

Signed-off-by: Tomasz Michalak <tmichalak@antmicro.com>
diff --git a/settings/zynqusp.sh b/settings/zynq_usp_3eg.sh
similarity index 100%
rename from settings/zynqusp.sh
rename to settings/zynq_usp_3eg.sh
diff --git a/settings/zynqusp7ev.sh b/settings/zynq_usp_7ev.sh
similarity index 100%
rename from settings/zynqusp7ev.sh
rename to settings/zynq_usp_7ev.sh