massage some tests/* reference files, whitespace only

tests/bsim3soidd/t3.out

@@ -2,8 +2,10 @@
 Circuit: *model = BSIMSOI (DD)
 
 Doing analysis at TEMP = 300.150000 and TNOM = 300.150000
+
 Warning: Pd = 0 is less than W.
 Warning: Ps = 0 is less than W.
+
                              *model = BSIMSOI (DD)
                              DC transfer characteristic  Sat Aug 27 15:56:51  2005
 --------------------------------------------------------------------------------

tests/bsim3soifd/t3.out

@@ -7,6 +7,7 @@ Error on line 3 : .model n1  nmos level= 55  tnom = 27        tox = 4.5e-09    t
 Doing analysis at TEMP = 300.150000 and TNOM = 300.150000
 Warning: Pd = 0 is less than W.
 Warning: Ps = 0 is less than W.
+
                              *model = BSIMSOI (FD)
 --------------------------------------------------------------------------------
 Index   v-sweep         v(g)            vs#branch       

tests/bsim3soipd/t3.out

@@ -6,6 +6,7 @@ Circuit: *model = BSIMSOI (PD)
 Doing analysis at TEMP = 300.150000 and TNOM = 300.150000
 Warning: Pd = 0 is less than W.
 Warning: Ps = 0 is less than W.
+
                              *model = BSIMSOI (PD)
 --------------------------------------------------------------------------------
 Index   v-sweep         v(g)            vs#branch