Attempt to use main branch of WasmKit

Author: MaxDesiatov

utils/update_checkout/update-checkout-config.json

@@ -13,7 +13,7 @@
         "swift-async-algorithms": {
             "remote": { "id": "apple/swift-async-algorithms" } },
         "swift-atomics": {
-            "remote": { "id": "apple/swift-atomics" } },       
+            "remote": { "id": "apple/swift-atomics" } },
         "swift-collections": {
             "remote": { "id": "apple/swift-collections" } },
         "swift-crypto": {
@@ -27,7 +27,7 @@
         "swift-log": {
             "remote": { "id": "apple/swift-log" } },
         "swift-numerics": {
-            "remote": { "id": "apple/swift-numerics" } },        
+            "remote": { "id": "apple/swift-numerics" } },
         "swift-toolchain-sqlite": {
             "remote": { "id": "swiftlang/swift-toolchain-sqlite" } },
         "swift-tools-support-core": {
@@ -45,9 +45,9 @@
         "swift-corelibs-xctest": {
             "remote": { "id": "apple/swift-corelibs-xctest" } },
         "swift-corelibs-foundation": {
-            "remote": { "id": "apple/swift-corelibs-foundation" } },  
+            "remote": { "id": "apple/swift-corelibs-foundation" } },
         "swift-foundation-icu": {
-            "remote": { "id": "apple/swift-foundation-icu" } },  
+            "remote": { "id": "apple/swift-foundation-icu" } },
         "swift-foundation": {
             "remote": { "id": "apple/swift-foundation" } },
         "swift-corelibs-libdispatch": {
@@ -165,7 +165,7 @@
                 "swift-experimental-string-processing": "swift/main",
                 "swift-sdk-generator": "main",
                 "wasi-libc": "wasi-sdk-22",
-                "wasmkit": "0.0.8",
+                "wasmkit": "main",
                 "curl": "curl-8_9_1",
                 "libxml2": "v2.11.5",
                 "zlib": "v1.3.1"