disas/hppa: Remove dead code

Coverity complains (CID 1302705) that the "fr0" part of the ?: in
fput_fp_reg_r() is dead.  This looks like cut-n-paste error from
fput_fp_reg(); delete the dead code.
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: NPhilippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1488556233-31246-2-git-send-email-peter.maydell@linaro.org

disas/hppa.c

@@ -1788,8 +1788,7 @@ fput_fp_reg_r (unsigned reg, disassemble_info *info)
   if (reg < 4)
     (*info->fprintf_func) (info->stream, "fpe%d", reg * 2 + 1);
   else
-    (*info->fprintf_func) (info->stream, "%sR",
-			   reg ? fp_reg_names[reg] : "fr0");
+    (*info->fprintf_func) (info->stream, "%sR", fp_reg_names[reg]);
 }
 
 static void