Update Dockerfile.dev

Author: Chronostasys

Dockerfile.dev

@@ -17,8 +17,7 @@ RUN apt-get install -y \
 # Update new packages
 RUN apt-get update
 
-COPY ./rust-toolchain .
 
 # Get Rust
-RUN curl https://sh.rustup.rs -sSf | bash -s -- -y --default-toolchain $(cat rust-toolchain)
-ENV PATH="/root/.cargo/bin:${PATH}"
+RUN curl https://sh.rustup.rs -sSf | bash -s -- -y
+ENV PATH="/root/.cargo/bin:${PATH}"