Integrate meta-guf-machine/README_refactor

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Commit: https://git.seco.com/seco-ne/yocto/layers/meta-guf-machine/-/commit/af6ef6f129576626f9a3d8cbed9dc0f1711a36bb

README: Refactor Readme and add License info

Move build instruction into the manifest.
Add license information to the REAMDE.md.

BCS 746-000657
BCS 746-000659
BCS 746-000780

default.xml

@@ -20,7 +20,7 @@
     <project name="meta-qt5.git"                    revision="5b71df60e523423b9df6793de9387f87a149ac42"  remote="qt5-github"   path="sources/meta-qt5"                  />
     <project name="meta-freescale.git"              revision="2fb1ce365338126aad365012ebb913b3e4a9f1be"  remote="fslc"         path="sources/meta-freescale"            />
     <project name="meta-freescale-distro.git"       revision="fc15f5003043da23212596be7366ae2547c308ad"  remote="fslc"         path="sources/meta-freescale-distro"     />
-    <project name="layers/meta-guf-machine"         revision="5ff420af2ea5f30d67347190082c086177f406d3"  remote="seco-ne"      path="sources/meta-seconorth-machine"    />
+    <project name="layers/meta-guf-machine"         revision="af6ef6f129576626f9a3d8cbed9dc0f1711a36bb"  remote="seco-ne"      path="sources/meta-seconorth-machine"    />
     <project name="layers/meta-guf-distro"          revision="ccec332e12e74c7e972f0661dfd10234c8bef050"  remote="seco-ne"      path="sources/meta-seconorth-distro"     />
     <project name="layers/meta-seconorth-nogplv3"   revision="7461d94b2f6b6a22aab65b0eac6c03266beadc75"  remote="seco-ne"      path="sources/meta-seconorth-nogplv3"    />
     <project name="config"                          revision="683204ae915bebbf3ad3a0db22d76630c25ec03b"  remote="seco-ne"      path=".conf"                              >