Extend timeout for chip_sw_smc_kelvin_model_test

Tests are passing in just under 200 minutes but failing on some days.
Give the test a little breathing room

Change-Id: I846ed5a573e98211d950f95e75c4ab43f4efb390

hw/top_matcha/dv/chip_sim_cfg.hjson

diff --git a/hw/top_matcha/dv/chip_sim_cfg.hjson b/hw/top_matcha/dv/chip_sim_cfg.hjson
index 9429ba6..7034487 100644
--- a/hw/top_matcha/dv/chip_sim_cfg.hjson
+++ b/hw/top_matcha/dv/chip_sim_cfg.hjson
@@ -592,6 +592,7 @@
                   "//sw/device/examples/testdata:kelvin_model_ml:7:matcha"]
       en_run_modes: ["sw_test_mode_test_simple_sec"]
       run_opts:["+sw_test_timeout_ns=160_000_000"]
+      run_timeout_mins: 240
     }
     {
       name: chip_sw_smc_isp_wrapper_test

hw/top_sencha/dv/chip_sim_cfg.hjson

diff --git a/hw/top_sencha/dv/chip_sim_cfg.hjson b/hw/top_sencha/dv/chip_sim_cfg.hjson
index 7a35131..7964344 100644
--- a/hw/top_sencha/dv/chip_sim_cfg.hjson
+++ b/hw/top_sencha/dv/chip_sim_cfg.hjson
@@ -592,6 +592,7 @@
                   "//sw/device/examples/testdata:kelvin_model_ml:7:matcha"]
       en_run_modes: ["sw_test_mode_test_simple_sec"]
       run_opts:["+sw_test_timeout_ns=160_000_000"]
+      run_timeout_mins: 240
     }
     {
       name: chip_sw_smc_isp_wrapper_test