fix wierd indent in fpivfp.c

Reference: /n/atom/patch/applied2013/kwvfpnit
Date: Sat Sep 21 21:00:21 CES 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/9/kw/fpivfp.c	Sat Sep 21 21:00:08 2013
+++ /sys/src/9/kw/fpivfp.c	Sat Sep 21 21:00:08 2013
@@ -597,9 +597,9 @@
 							print("CVT%cW	F%d, F%d\n", sz?'D':'F', o4, vd);
 						return;
 					case 0x5:	/* CMPF(E) */
-							fm = &fpconst[0];
-							if(fpemudebug)
-								tag = 'C';
+						fm = &fpconst[0];
+						if(fpemudebug)
+							tag = 'C';
 					case 0x4:	/* CMPF(E) */
 						ufp->status &= ~(N|C|Z|V);
 						ufp->status |= fcmp(&FR(ufp, vd), fm);