Update Dockerfile

Author: develop7

9.10/bullseye/Dockerfile

@@ -86,7 +86,7 @@ ARG GHC_RELEASE_KEY=FFEB7CE81E16A36B3E2DED6F2DE04D4E97DB64AD
 RUN set -eux; \
     cd /tmp; \
     ARCH="$(dpkg-architecture --query DEB_BUILD_GNU_CPU)"; \
-    GHC_URL="https://downloads.haskell.org/~ghc/$GHC/ghc-$GHC-$ARCH-deb10-linux.tar.xz"; \
+    GHC_URL="https://downloads.haskell.org/~ghc/$GHC/ghc-$GHC-$ARCH-deb11-linux.tar.xz"; \
     # sha256 from https://downloads.haskell.org/~ghc/$GHC/SHA256SUMS
     case "$ARCH" in \
         'aarch64') \