Remove "sm3", "*sm4 from neoverse_v* (#115)

Co-authored-by: Paolo <142514942+paolotricerri@users.noreply.github.com>

cpu/microarchitectures.json

@@ -2934,8 +2934,6 @@
           "lrcpc",
           "dcpop",
           "sha3",
-          "sm3",
-          "sm4",
           "asimddp",
           "sha512",
           "sve",
@@ -3061,8 +3059,6 @@
 	  "lrcpc",
 	  "dcpop",
 	  "sha3",
-	  "sm3",
-	  "sm4",
 	  "asimddp",
 	  "sha512",
 	  "sve",
@@ -3079,7 +3075,6 @@
 	  "svepmull",
 	  "svebitperm",
 	  "svesha3",
-	  "svesm4",
 	  "flagm2",
 	  "frint",
 	  "svei8mm",

tests/targets/linux-unknown-neoverse_v2

@@ -0,0 +1,8 @@
+processor       : 0
+BogoMIPS        : 2000.00
+Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 asimddp sha512 sve asimdfhm dit uscat ilrcpc flagm ssbs sb paca pacg dcpodp sve2 sveaes svepmull svebitperm svesha3 flagm2 frint svei8mm svebf16 i8mm bf16 dgh rng bti
+CPU implementer : 0x41
+CPU architecture: 8
+CPU variant     : 0x0
+CPU part        : 0xd4f
+CPU revision    : 0