x96: Remove PTA_CLWB from PTA_ICELAKE_CLIENT

CLWB isn't supported on Ice Lake client.  But Ice Lake server and Tiger
Lake support it.  Move PTA_CLWB to PTA_ICELAKE_SERVER and PTA_TIGERLAKE.

	PR target/95874
	* config/i386/i386.h (PTA_ICELAKE_CLIENT): Remove PTA_CLWB.
	(PTA_ICELAKE_SERVER): Add PTA_CLWB.
	(PTA_TIGERLAKE): Add PTA_CLWB.

(cherry picked from commit c422e5f81f42a0fc197f0715f4fcd81f1be90bff)

gcc/config/i386/i386.h

@@ -2464,11 +2464,11 @@ const wide_int_bitmask PTA_CANNONLAKE = PTA_SKYLAKE | PTA_AVX512F
   | PTA_AVX512VBMI | PTA_AVX512IFMA | PTA_SHA;
 const wide_int_bitmask PTA_ICELAKE_CLIENT = PTA_CANNONLAKE | PTA_AVX512VNNI
   | PTA_GFNI | PTA_VAES | PTA_AVX512VBMI2 | PTA_VPCLMULQDQ | PTA_AVX512BITALG
-  | PTA_RDPID | PTA_CLWB | PTA_AVX512VPOPCNTDQ;
+  | PTA_RDPID | PTA_AVX512VPOPCNTDQ;
 const wide_int_bitmask PTA_ICELAKE_SERVER = PTA_ICELAKE_CLIENT | PTA_PCONFIG
-  | PTA_WBNOINVD;
+  | PTA_WBNOINVD | PTA_CLWB;
 const wide_int_bitmask PTA_TIGERLAKE = PTA_ICELAKE_CLIENT | PTA_MOVDIRI
-  | PTA_MOVDIR64B | PTA_AVX512VP2INTERSECT;
+  | PTA_MOVDIR64B | PTA_CLWB | PTA_AVX512VP2INTERSECT;
 const wide_int_bitmask PTA_KNL = PTA_BROADWELL | PTA_AVX512PF | PTA_AVX512ER
   | PTA_AVX512F | PTA_AVX512CD;
 const wide_int_bitmask PTA_BONNELL = PTA_CORE2 | PTA_MOVBE;