X5: adjusted default parameters based on test flight

ROMFS/px4fmu_common/init.d/3032_skywalker_x5

@@ -15,19 +15,19 @@ then
 	param set FW_ATT_TC 0.3
 	param set FW_L1_DAMPING 0.74
 	param set FW_L1_PERIOD 15
-	param set FW_PR_FF 0.8
+	param set FW_PR_FF 0.3
 	param set FW_PR_I 0
 	param set FW_PR_IMAX 0.2
-	param set FW_PR_P 0.05
+	param set FW_PR_P 0.03
 	param set FW_P_LIM_MAX 45
 	param set FW_P_LIM_MIN -45
 	param set FW_P_RMAX_NEG 0
 	param set FW_P_RMAX_POS 0
 	param set FW_P_ROLLFF 0
-	param set FW_RR_FF 0.6
+	param set FW_RR_FF 0.3
 	param set FW_RR_I 0
 	param set FW_RR_IMAX 0.2
-	param set FW_RR_P 0.05
+	param set FW_RR_P 0.03
 	param set FW_R_LIM 60
 	param set FW_R_RMAX 0
 	param set FW_T_HRATE_P 0.01