hardware/mainboard: Silkscreen fixes

Signed-off-by: David Shah <dave@ds0.me>

hardware/ecp5_mainboard/ecp5_mainboard.kicad_pcb

@@ -7722,7 +7722,7 @@
     (tags capacitor)
     (path /5C060E84/5C23A747)
     (attr smd)
-    (fp_text reference C110 (at 1.7 1.05 -180) (layer F.SilkS)
+    (fp_text reference C110 (at 2.32 0.08 -180) (layer F.SilkS)
       (effects (font (size 0.8 0.8) (thickness 0.15)))
     )
     (fp_text value 470n (at 0 1.17) (layer F.Fab)
@@ -23702,7 +23702,7 @@
   (gr_text 0 (at 81.5 55) (layer In2.Cu)
     (effects (font (size 1.5 1.5) (thickness 0.3)))
   )
-  (gr_text CFG1 (at 89.5 91) (layer In4.Cu)
+  (gr_text CFG1 (at 89.5 91) (layer F.SilkS)
     (effects (font (size 1.5 1.5) (thickness 0.3)))
   )
   (gr_line (start 236.75 43.75) (end 224 43.75) (layer Dwgs.User) (width 0.2))
@@ -23850,7 +23850,7 @@
   (gr_text "David Shah" (at 150 55) (layer F.SilkS)
     (effects (font (size 1.5 1.5) (thickness 0.3)) (justify left))
   )
-  (gr_text "Rev 1.0 (Mar 19)" (at 150 52.25) (layer F.SilkS)
+  (gr_text "Rev 1.0 (Apr 19)" (at 150 52.25) (layer F.SilkS)
     (effects (font (size 1.5 1.5) (thickness 0.3)) (justify left))
   )
   (gr_text TrellisBoard (at 150 48.75) (layer F.SilkS)