sky130hd/uW: modify RAM32 obstructions based on GDSII inspection

             opening up available metal4 channels

Signed-off-by: Arthur Koucher <[email protected]>

Author: AcKoucher

flow/designs/sky130hd/microwatt/lef/RAM32_1RW1R.lef

@@ -2018,18 +2018,18 @@ MACRO RAM32_1RW1R
         RECT 0.985 0.175 1171.460 5.760 ;
       LAYER met4 ;
         RECT 3.055 3.575 5.810 175.945 ;
-        RECT 9.710 3.575 95.810 175.945 ;
-        RECT 99.710 3.575 185.810 175.945 ;
-        RECT 189.710 3.575 275.810 175.945 ;
-        RECT 279.710 3.575 365.810 175.945 ;
-        RECT 369.710 3.575 455.810 175.945 ;
-        RECT 459.710 3.575 545.810 175.945 ;
+        RECT 26.100 3.575 28.100 175.945 ;
+        RECT 123.000 3.575 162.100 175.945 ;
+        RECT 240.000 3.575 275.810 175.945 ;
+        RECT 279.710 3.575 291.300 175.945 ;
+        RECT 375.000 3.575 450.000 175.945 ;
+        RECT 487.000 3.575 545.810 175.945 ;
         RECT 549.710 3.575 635.810 175.945 ;
-        RECT 639.710 3.575 725.810 175.945 ;
-        RECT 729.710 3.575 815.810 175.945 ;
-        RECT 819.710 3.575 905.810 175.945 ;
-        RECT 909.710 3.575 995.810 175.945 ;
-        RECT 999.710 3.575 1077.945 175.945 ;
+        RECT 639.710 3.575 664.100 175.945 ;
+        RECT 760.000 3.575 804.870 175.945 ;
+        RECT 891.600 3.575 905.810 175.945 ;
+        RECT 909.710 3.575 927.000 175.945 ;
+        RECT 1015.100 3.575 1078.810 175.945 ;
   END
 END RAM32_1RW1R
 END LIBRARY