Integrate meta-guf-machine/add_LICENSE.txt

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Commit: https://git.seco.com/seco-ne/yocto/layers/meta-guf-machine/-/commit/66d98abb1b077a421da78edc6ec35643ac00b852

LICENSE: Add Apache 2.0 license file

According to our company licensing policy for software the Yocto layers
should be licensed under the Apache 2.0 license.
Adapt the LICENSE-2.0.txt file from https://www.apache.org/licenses/LICENSE-2.0.txt
as described in the APPENDIX.

Add the license as LICENSE.txt file to the layer repository.

BCS 746-000657

default.xml

@@ -20,7 +20,7 @@
     <project name="meta-qt5.git"                    revision="10f3673fd4b6c6e1e61c23478802f83652475a5f"  remote="qt5-github"   path="sources/meta-qt5"                  />
     <project name="meta-freescale.git"              revision="5a026be5a6b29a27a7754d7fa5d4765c99f98ed9"  remote="fslc"         path="sources/meta-freescale"            />
     <project name="meta-freescale-distro.git"       revision="5d882cdf079b3bde0bd9869ce3ca3db411acbf3b"  remote="fslc"         path="sources/meta-freescale-distro"     />
-    <project name="layers/meta-guf-machine"         revision="f62ba64875834f09330e78b0015021e02fc70868"  remote="seco-ne"      path="sources/meta-guf-machine"          />
+    <project name="layers/meta-guf-machine"         revision="66d98abb1b077a421da78edc6ec35643ac00b852"  remote="seco-ne"      path="sources/meta-guf-machine"          />
     <project name="layers/meta-guf-distro"          revision="511e24e360494c1892716d7a785f19157d486d61"  remote="seco-ne"      path="sources/meta-guf-distro"           />
     <project name="layers/meta-seconorth-nogplv3"   revision="3913b0dfc1764fb69fa3e3b44da7252713cb2598"                                   remote="seco-ne"      path="sources/meta-seconorth-nogplv3"    />
     <project name="config"                          revision="1aefc0e94dc3f088660cb62455e2b031302bcb66"  remote="seco-ne"      path=".conf"                              >