coil: docs: Remove blocked term
Replace blocked term with inclusive language.
BRANCH=none
TEST=none
@@ -132,7 +132,7 @@ zmake configure -B /tmp/z/vol zephyr/projects/volteer/volteer/ -t zephyr
```
If you are building for posix-ec, change the default toolchain to host to make
-it use the native system one instead of llvm. Make sure to start with a clean
+it use the system toolchain instead of llvm. Make sure to start with a clean
build directory if zmake returns any build error:
```bash
