hardware/sejfduino: v2.0 - initial white pcb production run

NOTE: due to some internal mess, kicad PCB/schematic probably has some minor
modifications against gerber files actually sent to production - these should
be considered a source of truth for that revision.

hardware/sejfduino/fp-info-cache

@@ -0,0 +1,29 @@
+6163838905424
+sejf
+8P8C_HV
+8 Pol Shallow Latch Connector, Modjack, RJ45 (https://cdn.amphenol-icc.com/media/wysiwyg/files/drawing/c-bmj-0102.pdf)
+RJ45
+0
+8
+8
+sejf
+DG301-5.0
+
+
+0
+6
+6
+sejf
+KLS2-350-3.5
+
+
+0
+8
+8
+sejf
+KLS2-350-3.5-8
+
+
+0
+8
+8