README: Introduce new stage to the README

Signed-off-by: Mateusz Leonowicz <[email protected]>

README.md

@@ -91,17 +91,19 @@ Dependency targets:
   //:L1MetadataArray_canonicalize_deps
   //:L1MetadataArray_cts_deps
   //:L1MetadataArray_floorplan_deps
+  //:L1MetadataArray_grt_deps
   //:L1MetadataArray_place_deps
   //:L1MetadataArray_route_deps
   //:L1MetadataArray_synth_deps
 
 Stage targets:
   //:L1MetadataArray_canonicalize
-  //:L1MetadataArray_synth
+  //:L1MetadataArray_cts
   //:L1MetadataArray_floorplan
+  //:L1MetadataArray_grt
   //:L1MetadataArray_place
-  //:L1MetadataArray_cts
   //:L1MetadataArray_route
+  //:L1MetadataArray_synth
 
 Abstract targets:
   //:L1MetadataArray_generate_abstract
@@ -193,6 +195,7 @@ The stages are as follows:
 * `floorplan`
 * `place`
 * `cts` (clock tree synthesis)
+* `grt` (global route)
 * `route`
 * `final`
 
@@ -319,6 +322,7 @@ CLI and GUI is not available for all stages, consequently these targets are crea
 * `floorplan`
 * `place`
 * `cts` (clock tree synthesis)
+* `grt` (global route)
 * `route`
 * `final`