fpu/softfloat: Remove mention of TILE-Gx target

TILE-Gx has been removed during the v6.0 release (see
commit 2cc1a901 "Remove deprecated target tilegx"),
no need to mention it in the list of "supported targets".

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Michael Tokarev <mjt@tls.msk.ru>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

fpu/softfloat-specialize.c.inc

@@ -152,7 +152,7 @@ static void parts64_default_nan(FloatParts64 *p, float_status *status)
     /*
      * This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
      * S390, SH4, TriCore, and Xtensa.  Our other supported targets,
-     * CRIS, Nios2, and Tile, do not have floating-point.
+     * CRIS and Nios2, do not have floating-point.
      */
     if (snan_bit_is_one(status)) {
         /* set all bits other than msb */