Updated the SRAM macro library after a fix to the deep nwell
overlap of nwell around the perimeter, then updated the reference
commit hash for the library.

VERSION

diff --git a/VERSION b/VERSION
index fcf512e..538afa4 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.523
+1.0.524

gf180mcu/gf180mcu.json

diff --git a/gf180mcu/gf180mcu.json b/gf180mcu/gf180mcu.json
index a550f44..870d6c5 100644
--- a/gf180mcu/gf180mcu.json
+++ b/gf180mcu/gf180mcu.json
@@ -89,8 +89,8 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "168187b63c5d574b0822badd06e8cc41fd05242f",
-        "magic": "02669de267fb4b658306946d36323b6601df639d",
+        "open_pdks": "a6917d83263b9cfc3a746415654c35ecf3fff3cb",
+        "magic": "5ecc55b37d9c073340b2e815d5e7a79e7ed2ada8",
         "gf180mcu_pdk": "a897aa30369d3bcec87d9d50ce9b01f320f854ef",
         "gf180mcu_fd_pr": "e26c5860ac44646f88b1407d449e766cf15ca360",
         "gf180mcu_fd_pv": "10ee7fc75437edafa56f29f2b1872e95c9f22b71",

sky130/sky130.json

diff --git a/sky130/sky130.json b/sky130/sky130.json
index 81dd3e1..9b77492 100644
--- a/sky130/sky130.json
+++ b/sky130/sky130.json
@@ -94,8 +94,8 @@
         "magic": "MAGIC_COMMIT"
     },
     "reference": {
-        "open_pdks": "168187b63c5d574b0822badd06e8cc41fd05242f",
-        "magic": "02669de267fb4b658306946d36323b6601df639d",
+        "open_pdks": "a6917d83263b9cfc3a746415654c35ecf3fff3cb",
+        "magic": "5ecc55b37d9c073340b2e815d5e7a79e7ed2ada8",
         "sky130_fd_pr": "1232782c1b9fab3aacda74d67ce7c92bf7da8105",
         "sky130_fd_io": "b9c10d039816c4026f9a10cf8a200b9b5caa1b63",
         "sky130_fd_sc_hs": "9a855e97aa75f8a14be7eadc365c28d50045d5fc",
@@ -108,7 +108,7 @@
         "sky130_osu_sc_t12": "ac90ef0c622a9377a16b5218d9da3ac4169eeaaf",
         "sky130_osu_sc_t15": "95d1c19abb47e1b2945847acb4e817b1b8417c43",
         "sky130_osu_sc_t18": "aa2b509f3c8f32ea94fdb55ac9768754667c1658",
-        "sky130_sram_macros": "250e0234c456f5da500f0ca90435f1275c5e255d",
+        "sky130_sram_macros": "c1e25c953f9502aed940810ce4b00bda000c69bb",
         "sky130_fd_bd_sram": "be33adbcf188fdeab5c061699847d9d440f7a084",
         "sky130_fd_pr_reram": "d6d2a3c6960aac0a0b12fc21221c31777bbf284d",
         "sky130_ml_xx_hd": "6eb3b0718552b034f1bf1870285ff135e3fb2dcb",