Add CREDITS file for 3.4.0

CREDITS

@@ -0,0 +1,94 @@
+	This is a credits-file of people that have contributed with code
+	to the OpenSIPS 3.4 release, sorted by last name.  The fields are:
+	name (N), email (E).
+	Cheers,
+                                                  2023, May 17
+
+----------
+
+N: Gohar Ahmed
+E: gahmed@saevolgo.ca
+
+N: Nick Altmann
+E: nick@altmann.pro
+
+N: Norm Brandinger
+E: n.brandinger@gmail.com
+
+N: Ryan Bullock
+E: ryan@piratel.com
+
+N: John Burke
+E: john@voxtelesys.net
+
+N: Liviu Chircu
+E: liviu@opensips.org
+
+N: Razvan Crainea
+E: razvan@opensips.org
+
+N: Callum Guy
+E: callum.guy@x-on.co.uk
+
+N: Jasper Hafkenscheid
+E: jasper.hafkenscheid@wearespindle.com
+
+N: Truong Hua
+E: truong.hua@youthdev.net
+
+N: Bogdan-Andrei Iancu
+E: bogdan@opensips.org
+
+N: David Korczynski
+E: david@adalogics.com
+
+N: Peter Lemenkov
+E: lemenkov@gmail.com
+
+N: Vlad Paiu
+E: vladpaiu@opensips.org
+
+N: Vlad Patrascu
+E: vladp@opensips.org
+
+N: Ovidiu Sas
+E: osas@voipembedded.com
+
+N: Maksym Sobolyev
+E: sobomax@sippysoft.com
+
+N: James Stanley
+E: james@incoherency.co.uk
+
+N: Bence Szigeti
+E: bence.szigeti@gohyda.com
+
+N: Mayama Takeshi
+E: mayamatakeshi@gmail.com
+
+N: David Trihy
+E: david.trihy@genesys.com
+
+N: Shanee Vanstone
+E: shanee@ifnotequal.com
+
+N: DD Wang
+E: wangdd@welljoint.com
+
+N: Gang Zhuo
+E: gang.zhuo@gmail.com
+
+N: Giedrius github
+E: giedriusj1@gmail.com
+
+N: ihsinme github
+E: ihsinme@gmail.com
+
+N: importos github
+E: m.j_banitaba@yahoo.com
+
+N: nexbridge github
+E: nexbridge@sipdomain.invalid
+
+N: okhowang github
+E: okhowang@tencent.com