Move dead submodules in-tree

Signed-off-by: swurl <swurl@swurl.xyz>

externals/mbedtls/tests/suites/test_suite_timing.data

@@ -0,0 +1,17 @@
+Timing: hardclock
+timing_hardclock:
+
+Timing: get timer
+timing_get_timer:
+
+Timing: set alarm with no delay
+timing_set_alarm:0:
+
+Timing: set alarm with 1s delay
+timing_set_alarm:1:
+
+Timing: delay 0ms
+timing_delay:0:
+
+Timing: delay 100ms
+timing_delay:100: