sky130: sorting drc_exclude.cells lists

Using bash script:
```sh
sort ./sky130_fd_sc_hd/drc_exclude.cells -o ./sky130_fd_sc_hd/drc_exclude.cells
sort ./sky130_fd_sc_hdll/drc_exclude.cells -o ./sky130_fd_sc_hdll/drc_exclude.cells
sort ./sky130_fd_sc_hs/drc_exclude.cells -o ./sky130_fd_sc_hs/drc_exclude.cells
sort ./sky130_fd_sc_ms/drc_exclude.cells -o ./sky130_fd_sc_ms/drc_exclude.cells
sort ./sky130_fd_sc_ls/drc_exclude.cells -o ./sky130_fd_sc_ls/drc_exclude.cells
```
diff --git a/sky130/librelane/sky130_fd_sc_hd/drc_exclude.cells b/sky130/librelane/sky130_fd_sc_hd/drc_exclude.cells
index 0e086e8..79d9f85 100644
--- a/sky130/librelane/sky130_fd_sc_hd/drc_exclude.cells
+++ b/sky130/librelane/sky130_fd_sc_hd/drc_exclude.cells
@@ -43,11 +43,11 @@
 sky130_fd_sc_hd__o21ai_0
 sky130_fd_sc_hd__o311ai_0
 sky130_fd_sc_hd__or2_0
-sky130_fd_sc_hd__probe_p_8
 sky130_fd_sc_hd__probec_p_8
-sky130_fd_sc_hd__xor3_1
-sky130_fd_sc_hd__xor3_2
-sky130_fd_sc_hd__xor3_4
+sky130_fd_sc_hd__probe_p_8
 sky130_fd_sc_hd__xnor3_1
 sky130_fd_sc_hd__xnor3_2
 sky130_fd_sc_hd__xnor3_4
+sky130_fd_sc_hd__xor3_1
+sky130_fd_sc_hd__xor3_2
+sky130_fd_sc_hd__xor3_4
diff --git a/sky130/librelane/sky130_fd_sc_hdll/drc_exclude.cells b/sky130/librelane/sky130_fd_sc_hdll/drc_exclude.cells
index b6548b4..24fd078 100644
--- a/sky130/librelane/sky130_fd_sc_hdll/drc_exclude.cells
+++ b/sky130/librelane/sky130_fd_sc_hdll/drc_exclude.cells
@@ -1,12 +1,12 @@
 sky130_fd_sc_hdll__a2111oi_0
 sky130_fd_sc_hdll__a21boi_0
 sky130_fd_sc_hdll__and2_0
-sky130_fd_sc_hdll__inputiso0n_1
-sky130_fd_sc_hdll__inputiso1p_1
 sky130_fd_sc_hdll__buf_16
 sky130_fd_sc_hdll__clkdlybuf4s15_1
 sky130_fd_sc_hdll__clkdlybuf4s18_1
 sky130_fd_sc_hdll__fa_4
+sky130_fd_sc_hdll__inputiso0n_1
+sky130_fd_sc_hdll__inputiso1p_1
 sky130_fd_sc_hdll__lpflow_bleeder_1
 sky130_fd_sc_hdll__lpflow_clkbufkapwr_1
 sky130_fd_sc_hdll__lpflow_clkbufkapwr_16
@@ -45,11 +45,11 @@
 sky130_fd_sc_hdll__o21ai_0
 sky130_fd_sc_hdll__o311ai_0
 sky130_fd_sc_hdll__or2_0
-sky130_fd_sc_hdll__probe_p_8
 sky130_fd_sc_hdll__probec_p_8
-sky130_fd_sc_hdll__xor3_1
-sky130_fd_sc_hdll__xor3_2
-sky130_fd_sc_hdll__xor3_4
+sky130_fd_sc_hdll__probe_p_8
 sky130_fd_sc_hdll__xnor3_1
 sky130_fd_sc_hdll__xnor3_2
 sky130_fd_sc_hdll__xnor3_4
+sky130_fd_sc_hdll__xor3_1
+sky130_fd_sc_hdll__xor3_2
+sky130_fd_sc_hdll__xor3_4
diff --git a/sky130/librelane/sky130_fd_sc_hs/drc_exclude.cells b/sky130/librelane/sky130_fd_sc_hs/drc_exclude.cells
index c6f4d3a..1219bdd 100644
--- a/sky130/librelane/sky130_fd_sc_hs/drc_exclude.cells
+++ b/sky130/librelane/sky130_fd_sc_hs/drc_exclude.cells
@@ -43,9 +43,9 @@
 sky130_fd_sc_hs__o21ai_0
 sky130_fd_sc_hs__o311ai_0
 sky130_fd_sc_hs__or2_0
-sky130_fd_sc_hs__xor3_1
-sky130_fd_sc_hs__xor3_2
-sky130_fd_sc_hs__xor3_4
 sky130_fd_sc_hs__xnor3_1
 sky130_fd_sc_hs__xnor3_2
 sky130_fd_sc_hs__xnor3_4
+sky130_fd_sc_hs__xor3_1
+sky130_fd_sc_hs__xor3_2
+sky130_fd_sc_hs__xor3_4
diff --git a/sky130/librelane/sky130_fd_sc_ls/drc_exclude.cells b/sky130/librelane/sky130_fd_sc_ls/drc_exclude.cells
index 8a1a3da..fc8ab4f 100644
--- a/sky130/librelane/sky130_fd_sc_ls/drc_exclude.cells
+++ b/sky130/librelane/sky130_fd_sc_ls/drc_exclude.cells
@@ -46,9 +46,9 @@
 sky130_fd_sc_ls__o21ai_0
 sky130_fd_sc_ls__o311ai_0
 sky130_fd_sc_ls__or2_0
-sky130_fd_sc_ls__xor3_1
-sky130_fd_sc_ls__xor3_2
-sky130_fd_sc_ls__xor3_4
 sky130_fd_sc_ls__xnor3_1
 sky130_fd_sc_ls__xnor3_2
 sky130_fd_sc_ls__xnor3_4
+sky130_fd_sc_ls__xor3_1
+sky130_fd_sc_ls__xor3_2
+sky130_fd_sc_ls__xor3_4
diff --git a/sky130/librelane/sky130_fd_sc_ms/drc_exclude.cells b/sky130/librelane/sky130_fd_sc_ms/drc_exclude.cells
index 0b1a380..30df2bd 100644
--- a/sky130/librelane/sky130_fd_sc_ms/drc_exclude.cells
+++ b/sky130/librelane/sky130_fd_sc_ms/drc_exclude.cells
@@ -40,9 +40,9 @@
 sky130_fd_sc_ms__o21ai_0
 sky130_fd_sc_ms__o311ai_0
 sky130_fd_sc_ms__or2_0
-sky130_fd_sc_ms__xor3_1
-sky130_fd_sc_ms__xor3_2
-sky130_fd_sc_ms__xor3_4
 sky130_fd_sc_ms__xnor3_1
 sky130_fd_sc_ms__xnor3_2
 sky130_fd_sc_ms__xnor3_4
+sky130_fd_sc_ms__xor3_1
+sky130_fd_sc_ms__xor3_2
+sky130_fd_sc_ms__xor3_4