ARM: unit test additions

Author: sipma

chb/arm/opcodes/opcodes_covered.json

@@ -172,12 +172,14 @@
 		    {
 			"T": "A1",
 			"E": "<cc><1>< 4>0<15><rd><--imm12--->",
-			"D": "Y"
+			"D": "Y",
+			"U": ["80104fe2"]
 		    },
 		    {
 			"T": "A2",
 			"E": "<cc><1>< 2>0<15><rd><--imm12--->",
-			"D": "Y"
+			"D": "Y",
+			"U": ["14108fe2"]
 		    },
 		    {
 			"T": "T1",