Add chronyc -c sources test data

Author: paulgear

testdata/OK/05aae847-27b5-41a9-9f09-820f2732c498

@@ -0,0 +1,8 @@
+^,*,130.95.128.58,3,10,377,167,0.000076249,0.000156259,0.011293960
+=,-,130.95.13.18,4,10,377,904,0.000112006,0.000183676,0.055506174
+^,-,203.0.178.191,2,10,377,29,0.002167636,0.002167636,0.132863492
+^,-,110.141.196.84,1,10,377,343,0.004494720,0.004572738,0.027861051
+^,-,203.114.73.24,2,10,177,365,0.002114314,0.002192088,0.097485669
+^,-,120.146.26.214,2,10,377,1313,0.000196896,0.000535064,0.068387702
+^,-,128.199.123.83,2,10,377,371,-0.021903355,-0.021825654,0.323896408
+^,-,139.99.107.37,2,10,337,154,-0.020766487,-0.020766487,0.103270806