Revert "fix: run migration only once"

This reverts commit 17cbf85.

src/cls/IPM/Utils/Migration.cls

@@ -5,12 +5,30 @@ Class %IPM.Utils.Migration
 
 ClassMethod RunAll(verbose As %Boolean = 1) As %Status
 {
+    Set tOriginalNS = $Namespace
+    Do ##class(%IPM.Main).GetListNamespace(.list)
+    New $Namespace
+    Set $Namespace = "%SYS"
+    Set sourceDB = ##class(%SYS.Namespace).GetPackageDest(tOriginalNS, "%IPM")
+
+    Set ns = ""
     Set sc = $$$OK
-    Try {
-        Do ..MigrateZPMToIPM(verbose)
-        Do ..MigrateReposFromIPM09(verbose)
-    } Catch e {
-        Set sc = e.AsStatus()
+    For {
+        Set ns = $Order(list(ns))
+        // Perform migration for namespaces to which %IPM is mapped from the current namespace's default routine database
+        If ##class(%SYS.Namespace).GetPackageDest(ns, "%IPM") '= sourceDB {
+            Continue
+        }
+        If ns = "" {
+            Quit
+        }
+        Try {
+            Set $Namespace = $Zstrip(ns,"<>WC")
+            Do ..MigrateZPMToIPM(verbose)
+            Do ..MigrateReposFromIPM09(verbose)
+        } Catch e {
+            Set sc = $$$ADDSC(sc, e.AsStatus())
+        }
     }
     Quit sc
 }