CI: add timeout to version curl in Minecraft Pi (Modded)

jenkins.thebrokenrail.com has horrible uptime and prolonged outages cause our updater CI to hang @TheBrokenRail

.github/workflows/updates/Minecraft Pi (Modded).sh

@@ -4,14 +4,14 @@
 
 # Build ID
 # This obtains the latest successful build ID.
-build_id="$(curl -s https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/lastStableBuild/buildNumber)"
+build_id="$(curl -s --connect-timeout 15 https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/lastStableBuild/buildNumber)"
 
 # Version Number
 # This obtains the latest successful build's version number.
-deb_id="$(curl -s "https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/${build_id}/api/json?tree=artifacts%5BrelativePath%5D" | jq | grep 'client-.*-arm64.AppImage"' | sed 's/.*client-//g' | sed 's/-arm64.*//g')"
+deb_id="$(curl -s --connect-timeout 15 "https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/${build_id}/api/json?tree=artifacts%5BrelativePath%5D" | jq | grep 'client-.*-arm64.AppImage"' | sed 's/.*client-//g' | sed 's/-arm64.*//g')"
 
 # Update
-webVer="${build_id}/artifact/out/minecraft-pi-reborn-client-${deb_id}"
+[ ! -z "$build_id" ] && [ ! -z "$deb_id" ] && webVer="${build_id}/artifact/out/minecraft-pi-reborn-client-${deb_id}"
 # This URL is only used for validation.
 armhf_url="https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/${webVer}-armhf.AppImage"
 arm64_url="https://jenkins.thebrokenrail.com/job/minecraft-pi-reborn/job/master/${webVer}-arm64.AppImage"