chore: remove old update script

update_academic.sh

@@ -1,51 +0,0 @@
-#!/usr/bin/env bash
-
-# Source Themes Academic: Theme updater
-# Checks for available updates and then asks to install any updates.
-# https://sourcethemes.com/academic/
-#
-# Command: bash ./update_academic.sh
-
-# Check for prerequisites.
-if [ ! -d .git ]; then
-  echo "ERROR: This tool is for Git repositories only."
-  exit 1;
-fi
-
-function view_update () {
-  echo -e "Checking for updates...\n"
-  cd themes/academic
-  git fetch
-  git log --pretty=oneline --abbrev-commit --decorate HEAD..origin/master
-  cd ../../
-}
-
-# Function to update Academic
-function do_update () {
-  # Apply any updates
-  git submodule update --remote --merge
-
-  # - Update Netlify.toml with required Hugo version
-  if [ -f ./netlify.toml ]; then
-    # Postfix '.0' to Hugo min_version as sadly it doesn't map to a precise semantic version.
-    version=$(sed -n 's/^min_version = //p' themes/academic/theme.toml | tr -d '"')
-    version="${version}.0"
-    echo "Set Netlify Hugo version to v${version}"
-    sed -i.bak -e "s/HUGO_VERSION = .*/HUGO_VERSION = \"$version\"/g" ./netlify.toml && rm -f ./netlify.toml.bak
-  fi
-
-  echo
-  echo "View the release notes at: https://sourcethemes.com/academic/updates"
-  echo "If there are breaking changes, the config and/or front matter of content" \
-  "may need upgrading by following the steps in the release notes."
-}
-
-# Display currently installed version (although could be between versions if updated to master rather than tag)
-version=$(sed -n 's/^version = "//p' themes/academic/data/academic.toml)
-echo -e "Source Themes Academic v$version\n"
-
-# Display available updates
-view_update
-
-# Apply any updates
-do_update