fixed shadowsocks-rust build

.gitea/workflows/build-shadowsocks-rust.yaml

@@ -9,9 +9,6 @@ jobs:
   "Build shadowsocks-rust docker images":
     runs-on: woryzen
     steps:
-      -
-        name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
       -
         name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3

shadowsocks-rust/Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$TARGETPLATFORM rust:alpine AS builder
+FROM rust:alpine AS builder
 
 ARG VERSION TARGETPLATFORM