fix devcontainer order (#2767)

.devcontainer/Dockerfile

@@ -9,9 +9,9 @@ COPY go.mod .
 # asciidoc, doxygen, meson needed for pacman-git
 RUN set -eux; \
     pacman-key --init; \
-    pacman -Syu --noconfirm --needed pacman-contrib fish git-delta openssh bat go github-cli archlinux-keyring pacman go git gcc make base-devel sudo asciidoc doxygen meson; \
     sed -i 's/^#DisableSandboxFilesystem/DisableSandboxFilesystem/' /etc/pacman.conf; \
     sed -i 's/^#DisableSandboxSyscalls/DisableSandboxSyscalls/' /etc/pacman.conf; \
+    pacman -Syu --noconfirm --needed pacman-contrib fish git-delta openssh bat go github-cli archlinux-keyring pacman go git gcc make base-devel sudo asciidoc doxygen meson; \
     curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v2.7.2; \
     go mod download; \
     rm -rf /var/lib/pacman/sync/* /var/cache/pacman/* /tmp/* /var/tmp/*; \