chore: update Docker Node.js version to new LTS (20) (#27813)

Node.js 20 was promoted to LTS on 2023-10-24.

Fixes https://github.com/microsoft/playwright/issues/27812

utils/docker/Dockerfile.focal

@@ -7,11 +7,11 @@ ARG DOCKER_IMAGE_NAME_TEMPLATE="mcr.microsoft.com/playwright:v%version%-focal"
 # === INSTALL Node.js ===
 
 RUN apt-get update && \
-    # Install Node 18
+    # Install Node.js
     apt-get install -y curl wget gpg ca-certificates && \
     mkdir -p /etc/apt/keyrings && \
     curl -sL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
-    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_18.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
     apt-get update && \
     apt-get install -y nodejs && \
     # Feature-parity with node.js base images.

utils/docker/Dockerfile.jammy

@@ -7,11 +7,11 @@ ARG DOCKER_IMAGE_NAME_TEMPLATE="mcr.microsoft.com/playwright:v%version%-jammy"
 # === INSTALL Node.js ===
 
 RUN apt-get update && \
-    # Install Node 18
+    # Install Node.js
     apt-get install -y curl wget gpg ca-certificates && \
     mkdir -p /etc/apt/keyrings && \
     curl -sL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
-    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_18.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
     apt-get update && \
     apt-get install -y nodejs && \
     # Feature-parity with node.js base images.

utils/linux-browser-dependencies/inside_docker/process.sh

@@ -10,7 +10,7 @@ apt-get update && \
     apt-get install -y --no-install-recommends ca-certificates curl gnupg && \
     mkdir -p /etc/apt/keyrings && \
     curl -sL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
-    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_18.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" >> /etc/apt/sources.list.d/nodesource.list && \
     apt-get update && \
     apt-get install -y --no-install-recommends nodejs