CalmaWrite: fix: introduced memory leak, missed free

Appears the 'listtop' is a sentinal/entryexit value to a circular list
My recent patch does not copy original behaviour in freeing this list
entry (as well as the reset of the list).

calma/CalmaWrite.c

@@ -2432,6 +2432,7 @@ calmaProcessBoundary(
 		freeMagic1(&mm1, lbref);
 		lbref = lbref->lb_next;
 	    }
+	    freeMagic1(&mm1, lbref);
 	    freeMagic1_end(&mm1);
 	}
     }

calma/CalmaWriteZ.c

@@ -1867,6 +1867,7 @@ calmaProcessBoundaryZ(
 		freeMagic1(&mm1, lbref);
 		lbref = lbref->lb_next;
 	    }
+	    freeMagic1(&mm1, lbref);
 	    freeMagic1_end(&mm1);
 	}
     }