Do not install rustup on RfL job

Author: Kobzol

src/ci/docker/scripts/rfl-build.sh

@@ -10,14 +10,14 @@ LINUX_VERSION=v6.14-rc3
 
 # Install rustup so that we can use the built toolchain easily, and also
 # install bindgen in an easy way.
-curl --proto '=https' --tlsv1.2 -sSf -o rustup.sh https://sh.rustup.rs
-sh rustup.sh -y --default-toolchain none
+#curl --proto '=https' --tlsv1.2 -sSf -o rustup.sh https://sh.rustup.rs
+#sh rustup.sh -y --default-toolchain none
 
 source /cargo/env
 
 BUILD_DIR=$(realpath ./build)
-rustup toolchain link local "${BUILD_DIR}"/x86_64-unknown-linux-gnu/stage2
-rustup default local
+#rustup toolchain link local "${BUILD_DIR}"/x86_64-unknown-linux-gnu/stage2
+#rustup default local
 
 mkdir -p rfl
 cd rfl

src/ci/github-actions/jobs.yml

@@ -102,20 +102,8 @@ envs:
 # These jobs automatically inherit envs.pr, to avoid repeating
 # it in each job definition.
 pr:
-  - name: mingw-check
-    <<: *job-linux-4c
-  - name: mingw-check-tidy
-    continue_on_error: true
+  - name: x86_64-rust-for-linux
     <<: *job-linux-4c
-  - name: x86_64-gnu-llvm-18
-    env:
-      ENABLE_GCC_CODEGEN: "1"
-      # We are adding (temporarily) a dummy commit on the compiler
-      READ_ONLY_SRC: "0"
-      DOCKER_SCRIPT: x86_64-gnu-llvm.sh
-    <<: *job-linux-16c
-  - name: x86_64-gnu-tools
-    <<: *job-linux-16c
 
 # Jobs that run when you perform a try build (@bors try)
 # These jobs automatically inherit envs.try, to avoid repeating