Use proper momentary button symbol

Signed-off-by: Matthias Blankertz <matthias@blankertz.org>

mini-stm-board.kicad_pcb

@@ -3556,7 +3556,7 @@
 			(roundrect_rratio 0.25)
 			(net 14 "/PB4")
 			(pinfunction "PB4")
-			(pintype "bidirectional+no_connect")
+			(pintype "bidirectional")
 			(uuid "96ee23aa-62e5-4c98-854f-0efd649a63bd")
 		)
 		(pad "41" smd roundrect
@@ -6547,8 +6547,8 @@
 			(layers "F.Cu" "F.Mask" "F.Paste")
 			(roundrect_rratio 0.1851851852)
 			(net 1 "GND")
-			(pinfunction "A")
-			(pintype "unspecified")
+			(pinfunction "1")
+			(pintype "passive")
 			(solder_mask_margin 0.102)
 			(uuid "50bde361-3f78-467c-a32f-a2335a3aefc4")
 		)
@@ -6558,8 +6558,8 @@
 			(layers "F.Cu" "F.Mask" "F.Paste")
 			(roundrect_rratio 0.1851851852)
 			(net 47 "/nRST")
-			(pinfunction "B")
-			(pintype "unspecified")
+			(pinfunction "2")
+			(pintype "passive")
 			(solder_mask_margin 0.102)
 			(uuid "06dccff3-67b1-48b8-9cd4-dd85467d3824")
 		)
@@ -10343,8 +10343,8 @@
 			(layers "F.Cu" "F.Mask" "F.Paste")
 			(roundrect_rratio 0.1851851852)
 			(net 12 "/BOOT0")
-			(pinfunction "A")
-			(pintype "unspecified")
+			(pinfunction "1")
+			(pintype "passive")
 			(solder_mask_margin 0.102)
 			(uuid "4952bf14-77e7-4348-b86e-fc06a73ef763")
 		)
@@ -10354,8 +10354,8 @@
 			(layers "F.Cu" "F.Mask" "F.Paste")
 			(roundrect_rratio 0.1851851852)
 			(net 3 "+3.3V")
-			(pinfunction "B")
-			(pintype "unspecified")
+			(pinfunction "2")
+			(pintype "passive")
 			(solder_mask_margin 0.102)
 			(uuid "cee7f102-1cc9-461c-ae7e-b7ffaaf1ee1a")
 		)

mini-stm-board.kicad_prl

@@ -2,7 +2,7 @@
   "board": {
     "active_layer": 5,
     "active_layer_preset": "",
-    "auto_track_width": true,
+    "auto_track_width": false,
     "hidden_netclasses": [],
     "hidden_nets": [
       "GND"
@@ -52,7 +52,7 @@
       "conflict_shadows",
       "shapes"
     ],
-    "visible_layers": "ffffffff_ffffffff_ffffffff_ffffffff",
+    "visible_layers": "ffffffff_ffffffff_fffffff7_ffffffff",
     "zone_display_mode": 0
   },
   "git": {