samples: move pmci samples into samples/subsys/pmci

Move pmci samples under samples/subsys/pmci, given that pmci is a
subsystem in zephyr.

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

MAINTAINERS.yml

@@ -4063,7 +4063,7 @@ PMCI:
     - kehintel
   files:
     - subsys/pmci/
-    - samples/modules/pmci/
+    - samples/subsys/pmci/
   labels:
     - "area: PMCI"
 

samples/modules/pmci/index.rst renamed to samples/subsys/pmci/index.rst

@@ -29,7 +29,7 @@ Building and Running
 
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/modules/pmci/mctp/endpoint
+   :zephyr-app: samples/subsys/pmci/mctp/endpoint
    :host-os: unix
    :board: nrf52840_nrf52840dk
    :goals: run

samples/modules/pmci/mctp/endpoint/CMakeLists.txt renamed to samples/subsys/pmci/mctp/endpoint/CMakeLists.txt

@@ -28,7 +28,7 @@ Building and Running
 ********************
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/modules/pmci/mctp/host
+   :zephyr-app: samples/subsys/pmci/mctp/host
    :host-os: unix
    :board: nrf52840_nrf52840dk
    :goals: run