[FIX] Add Google keys

Ref https://www.google.com/linuxrepositories/

Dockerfile

@@ -39,7 +39,8 @@ RUN curl -sSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add -
 
 # Install Google Chrome for browser tests
 ARG chrome_version=90.0.4430.93-1
-RUN curl -sSL https://dl.google.com/linux/chrome/deb/pool/main/g/google-chrome-stable/google-chrome-stable_${chrome_version}_amd64.deb -o /tmp/chrome.deb \
+RUN curl -sSL https://dl.google.com/linux/linux_signing_key.pub | sudo apt-key add - \
+    && curl -sSL https://dl.google.com/linux/chrome/deb/pool/main/g/google-chrome-stable/google-chrome-stable_${chrome_version}_amd64.deb -o /tmp/chrome.deb \
     && apt-get -y install --no-install-recommends /tmp/chrome.deb \
     && rm /tmp/chrome.deb