Added M.2 PCB Footprints

-added M.2 Edge Connector Footprints
-added M.2 Mounting Pad Footprint

Library/PCIexpress.pretty/M.2 Mounting Pad.kicad_mod

@@ -0,0 +1,93 @@
+(footprint "M.2 Mounting Pad"
+	(version 20241229)
+	(generator "pcbnew")
+	(generator_version "9.0")
+	(layer "F.Cu")
+	(property "Reference" "REF**"
+		(at 0 -4.82 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(uuid "8b2e1c62-1f10-4651-9f2d-cc0756985f42")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.1)
+			)
+		)
+	)
+	(property "Value" "M.2 Mounting Pad"
+		(at 0 1 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(uuid "2cc7b09f-9586-4c34-8903-9fb5ccdd4c08")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Datasheet" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "191dc3c0-f422-4ff8-84ec-4a825593b916")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(property "Description" ""
+		(at 0 0 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(hide yes)
+		(uuid "0bf31a89-78ec-4dd8-9ab3-913f7857014c")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(attr smd)
+	(fp_text user "${REFERENCE}"
+		(at 0 2.5 0)
+		(unlocked yes)
+		(layer "F.Fab")
+		(uuid "9f188612-bdd0-4cb4-9579-ba791c3cb90a")
+		(effects
+			(font
+				(size 1 1)
+				(thickness 0.15)
+			)
+		)
+	)
+	(pad "1" thru_hole circle
+		(at 0 0)
+		(size 5.5 5.5)
+		(drill 3.5)
+		(property pad_prop_castellated)
+		(layers "*.Cu" "*.Mask")
+		(remove_unused_layers no)
+		(uuid "cc590ad5-81d2-46aa-b4dc-4b10a598f102")
+		(padstack
+			(mode front_inner_back)
+			(layer "Inner"
+				(shape circle)
+				(size 5.5 5.5)
+				(zone_connect -1)
+			)
+			(layer "B.Cu"
+				(shape oval)
+				(size 6 8)
+				(thermal_bridge_angle 45)
+				(zone_connect -1)
+			)
+		)
+	)
+	(embedded_fonts no)
+)