Update GPVM_migration.md

GPVM_migration.md

@@ -18,10 +18,12 @@ Computing set up test VMs and installed build nodes for users to get acquainted
 ICARUS:
 - icarusbuild02.fnal.gov
 - icarusgpvm-test-al9.fnal.gov
+- icarusgpvm0[4-6].fnal.gov
 
 SBND:
 - sbndbuild03.fnal.gov
 - sbndgpvm-test-al9.fnal.gov
+- sbndgpvm0[34].fnal.gov
 
 As part of the migration to EL9 build nodes that can't be upgraded to EL9 will be retired by June 30th.
 This will affect sbndbuild01/02 and icarusbuild01.
@@ -36,15 +38,13 @@ ICARUS:
 
 Nodes            | Date
 :----------------| :---------------------
-icarusgpvm0[4-6] | April 4th 2024
 icarusgpvm0[23]  | April 30th 2024
 icarusgpvm01     | sometime in June 2024
 
 SBND:
 
 Nodes         | Date
 :-------------| :---------------------
-sbndgpvm0[34] | April 2nd 2024
 sbndgpvm02    | April 30th 2024
 sbndgvpm01    | sometime in June 2024