Make mbed-trace available to bare metal

LDong-Arm · LDong-Arm · commit f7b82ace3aba · 2020-09-21T15:40:38.000+01:00
Some code in "drivers" and "targets" use mbed-trace, which when
disabled has zero overhead as trace function calls are masks
by dummy macros.
diff --git a/platform/bare_metal/mbed_lib.json b/platform/bare_metal/mbed_lib.json
@@ -1,4 +1,4 @@
 {
   "name": "bare-metal",
-  "requires": ["platform", "drivers", "rtos-api"]
+  "requires": ["platform", "drivers", "rtos-api", "mbed-trace"]
 }

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`	`1`	`{`
`2`	`2`	`"name": "bare-metal",`
`3`		`- "requires": ["platform", "drivers", "rtos-api"]`
	`3`	`+ "requires": ["platform", "drivers", "rtos-api", "mbed-trace"]`
`4`	`4`	`}`