SWPROT-8953: docs: Update NEWS.md with refs

For the record diffing uic and zpc only shows:

.gitignore
.gitmodules
Jenkinsfile
TestFramework
sonar-project.properties

Also for the record empty commits were removed (touching git modules):

pick 68d5ce3062 uic: UIC-3229: Remove libs2 docs generation
pick 041c2d8c4b libs2: SWPROT-8733: port libs2 ci to CBS
pick a65f168b10 libs2: SWPROT-8524: fix the following SonarQube warnings
pick c65ae56330 libs2: SWPROT-8720: update TestFramework with Python 3 fix for ZPC build

Origin: #9
Signed-off-by: Philippe Coval <[email protected]>

Author: rzr

NEWS.md

@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 **Full Changelog**:
 https://github.com/SiliconLabsSoftware/z-wave-protocol-controller/commits
 
+## ver_1.6.1-RC0
+
+Integrate internal changes progressively:
+
+applications/zpc: uic#ver_1.7.0-unstable-84-gcb000bc912
+applications/zpc/components/zwave/zwave_transports/s2/libs/zw-libs2: zw-libs2#zwave-sdk-7.21.0-ga-65-g3b7dcd7
+
 ## ver_1.6.0-RC4
 
 This tag was added once CI was able to produce unsupported binaries: