Updated references to match today's changes to the 3.3V SRAM
layouts to position contacts to avoid DRC errors when reading
the GDS back into magic.

VERSION

diff --git a/VERSION b/VERSION
index f3e19e0..15b0dc9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.567
+1.0.568

gf180mcu/gf180mcu.json

diff --git a/gf180mcu/gf180mcu.json b/gf180mcu/gf180mcu.json
index 6eab9e3..cd4d182 100644
--- a/gf180mcu/gf180mcu.json
+++ b/gf180mcu/gf180mcu.json
@@ -96,7 +96,7 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "9a07df81bd834d29889e22ed7f66e8fe2ab3229f",
+        "open_pdks": "105af818ee71097ab46625340e0ffaeac3cf229b",
         "magic": "203ece1a16ecd22082c321cc68a45597be2286da",
         "gf180mcu_pdk": "a897aa30369d3bcec87d9d50ce9b01f320f854ef",
         "gf180mcu_fd_pr": "739f508876db86bd7d3403f1fe056dedfeaabdab",
@@ -109,7 +109,7 @@
         "gf180mcu_as_sc_mcu7t3v3": "81255e2b22d63fbe471f8639751156660a6b9600",
         "gf180mcu_ocd_io": "28885553ed5eec6d4fc85f8dbf231f74954dddc1",
         "gf180mcu_ocd_alpha": "c7e798ee93cb93f339444c9ad39673fee622fc2a",
-        "gf180mcu_ocd_ip_sram": "6899849deaaf37a67a70c570f9609894e005e8d9",
+        "gf180mcu_ocd_ip_sram": "1f74d11f7525d9d22d7c729dfae707ec478627a2",
         "gf180mcu_osu_sc_gf12t3v3": "aa2fa8cd1bcb8fe98669acd05c0b0c65879268b3",
         "gf180mcu_osu_sc_gf9t3v3": "aa2fa8cd1bcb8fe98669acd05c0b0c65879268b3"
     }

sky130/sky130.json

diff --git a/sky130/sky130.json b/sky130/sky130.json
index e44692b..d2a34d8 100644
--- a/sky130/sky130.json
+++ b/sky130/sky130.json
@@ -94,7 +94,7 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "9a07df81bd834d29889e22ed7f66e8fe2ab3229f",
+        "open_pdks": "105af818ee71097ab46625340e0ffaeac3cf229b",
         "magic": "203ece1a16ecd22082c321cc68a45597be2286da",
         "sky130_fd_pr": "c996d0e7417d7574714079050e2768da70f7fdca",
         "sky130_fd_io": "e60737bf624df95c211fe99c007ddec78e3e081d",