linux 6.1.y: Update prjc to v6.1-r1 (official release) with the pending fix for boot failure - https://gitlab.com/alfredchen/linux-prjc/-/issues/68#note_1226803051

Now we should be back on track !

linux-tkg-config/prepare

@@ -283,7 +283,6 @@ _set_cpu_scheduler() {
     _avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
   elif [ "$_kver" = "601" ]; then
     _avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
-    _projectc_unoff=1
   elif [ "$_kver" = "602" ]; then
     _avail_cpu_scheds=("cfs" "tt" "bore")
   else
@@ -736,6 +735,8 @@ _tkg_srcprep() {
     rev=1
   elif [ "$_kver" = "518" ]; then
     rev=2
+  elif [ "$_kver" = "601" ]; then
+    rev=1
   else
     rev=0
   fi