Add Fairphone ringtone (sunbeam)

Issue: FP3-A11#202
Issue: FP4-INT#19
Change-Id: Ia7d3e6c6b929e4e63616cb005137a4096e2d5f9a
(cherry picked from commit a951612145582b4af2175ddd036fa6d813602ed1)
diff --git a/ringtones/Sunbeam.mp3 b/ringtones/Sunbeam.mp3
new file mode 100755
index 0000000..fa874f2
--- /dev/null
+++ b/ringtones/Sunbeam.mp3
Binary files differ