configs: Add Asus P8B75-V Motherboard

Tested with Intel i3 3220 CPU.

configs/Asus/P8B75-V.conf

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+# ASUSTeK COMPUTER INC. P8B75-V Motherboard
+# 2018, contributed by Leigh Brown
+#
+# dmi: board_name:   P8B75-V
+# dmi: board_vendor: ASUSTeK COMPUTER INC.
+# dmi: bios_version: 1608
+# cpu: Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz
+# driver: nct6775
+#
+# NB: temp7 (PECI Agent 0) is very inaccurate at low temperatures
+# NB: Vcore limits may be different for different CPUs
+
+chip "nct6779-isa-*"
+    label   in0     "Vcore"
+    set     in0_min 0.44	# Will reduce when idle
+    set     in0_max 1.08 * 1.10	# Allow for a small amount of overclocking
+
+    label   in1     "+5V"
+    compute in1     @*5, @/5
+    set     in1_min 5.00 * 0.90
+    set     in1_max 5.00 * 1.10
+
+    label   in2 "AVCC"
+    set     in2_min 3.30 * 0.90
+    set     in2_max 3.30 * 1.10
+
+    label   in3     "+3.3V"
+    set     in3_min 3.30 * 0.90
+    set     in3_max 3.30 * 1.10
+
+    label   in4     "+12V"
+    compute in4     @*12, @/12
+    set     in4_min 12.0 * 0.95
+    set     in4_max 12.0 * 1.05
+
+    label   in7     "3VSB"
+    set     in7_min 3.30 * 0.90
+    set     in7_max 3.30 * 1.10
+
+    label   in8     "VBAT"
+    set     in8_min 3.00 * 0.90
+    set     in8_max 3.30 * 1.10
+
+    ignore in5
+    ignore in6
+    ignore in9
+    ignore in10
+    ignore in11
+    ignore in12
+    ignore in13
+    ignore in14
+
+    # Fans
+    label  fan1 "CHA_FAN1"
+    label  fan2 "CPU_FAN1"
+    ignore fan3
+    label  fan4 "CHA_FAN2"
+    ignore fan5
+
+    set temp1_max      40.0
+    set temp1_max_hyst 35.0
+
+    ignore temp3
+    ignore temp4
+    ignore temp5
+    ignore temp6
+    ignore temp8
+    ignore temp9
+    ignore temp10
+
+    ignore intrusion0
+    ignore intrusion1