bottom: add aarch64 workaround for windows-targets 0.48.0

mingw-w64-bottom/PKGBUILD

@@ -20,7 +20,25 @@ sha256sums=('0b5ba825905748a6146307517cf5e148bbc7ce13070a8448cc2d38ee68c1a42c'
 
 prepare() {
   cd "$_realname-$pkgver"
-  cargo fetch --locked
+  cargo vendor \
+    --locked \
+    --versioned-dirs
+
+  mkdir -p .cargo
+  cat >> .cargo/config.toml <<END
+
+[source.crates-io]
+replace-with = "vendored-sources"
+
+[source.vendored-sources]
+directory = "vendor"
+END
+
+
+  sed -i -e 's/"cfg(all(target_arch = \\"\([^\\]\+\)\\", target_env = \\"gnu\\", target_abi = \\"llvm\\", not(windows_raw_dylib)))"/"\1-pc-windows-gnullvm"/g' \
+    "vendor/windows-targets-0.48.0/Cargo.toml"
+  sed -i -e 's/\("Cargo.toml":\)"[^"]\+"/\1"'"$(sha256sum "vendor/windows-targets-0.48.0/Cargo.toml" | cut -d' ' -f1)"'"/' \
+    "vendor/windows-targets-0.48.0/.cargo-checksum.json"
 }
 
 build() {