netperf: update license to latest version

Use the latest License from the netperf GitHub repo:
https://github.com/HewlettPackard/netperf/blob/master/COPYING

See: flatcar/Flatcar#1459

Signed-off-by: Adrian Vladu <avladu@cloudbasesolutions.com>

licenses/netperf

@@ -1,43 +1,21 @@
-
-
-              Copyright (C) 1993 Hewlett-Packard Company
-                         ALL RIGHTS RESERVED.
-
-  The enclosed software and documentation includes copyrighted works
-  of Hewlett-Packard Co. For as long as you comply with the following
-  limitations, you are hereby authorized to (i) use, reproduce, and
-  modify the software and documentation, and to (ii) distribute the
-  software and documentation, including modifications, for
-  non-commercial purposes only.
-
-  1.  The enclosed software and documentation is made available at no
-      charge in order to advance the general development of
-      high-performance networking products.
-
-  2.  You may not delete any copyright notices contained in the
-      software or documentation. All hard copies, and copies in
-      source code or object code form, of the software or
-      documentation (including modifications) must contain at least
-      one of the copyright notices.
-
-  3.  The enclosed software and documentation has not been subjected
-      to testing and quality control and is not a Hewlett-Packard Co.
-      product. At a future time, Hewlett-Packard Co. may or may not
-      offer a version of the software and documentation as a product.
-
-  4.  THE SOFTWARE AND DOCUMENTATION IS PROVIDED "AS IS".
-      HEWLETT-PACKARD COMPANY DOES NOT WARRANT THAT THE USE,
-      REPRODUCTION, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR
-      DOCUMENTATION WILL NOT INFRINGE A THIRD PARTY'S INTELLECTUAL
-      PROPERTY RIGHTS. HP DOES NOT WARRANT THAT THE SOFTWARE OR
-      DOCUMENTATION IS ERROR FREE. HP DISCLAIMS ALL WARRANTIES,
-      EXPRESS AND IMPLIED, WITH REGARD TO THE SOFTWARE AND THE
-      DOCUMENTATION. HP SPECIFICALLY DISCLAIMS ALL WARRANTIES OF
-      MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
-
-  5.  HEWLETT-PACKARD COMPANY WILL NOT IN ANY EVENT BE LIABLE FOR ANY
-      DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES
-      (INCLUDING LOST PROFITS) RELATED TO ANY USE, REPRODUCTION,
-      MODIFICATION, OR DISTRIBUTION OF THE SOFTWARE OR DOCUMENTATION.
-
+#  Copyright 2021 Hewlett Packard Enterprise Development LP
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+#
+# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+# DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+# USE OR OTHER DEALINGS IN THE SOFTWARE.