remove unused abi-blacklist, force-unwind-tables

src/armv7-none-eabihf.json

@@ -1,12 +1,4 @@
 {
-  "abi-blacklist": [
-    "stdcall",
-    "fastcall",
-    "vectorcall",
-    "thiscall",
-    "win64",
-    "sysv64"
-  ],
   "arch": "arm",
   "data-layout": "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64",
   "emit-debug-gdb-scripts": false,
@@ -21,7 +13,6 @@
   "os": "none",
   "panic-strategy": "abort",
   "requires-uwtable": true,
-  "force-unwind-tables": "yes",
   "relocation-model": "static",
   "target-c-int-width": "32",
   "target-endian": "little",