Werk #12657: Fixed slow page rendering in rule analysis mode

Component	Setup
Title	Fixed slow page rendering in rule analysis mode
Date	Jul 9, 2021
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.1.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME) 2.0.0p8 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

The rule analysis mode with 'traffic lights' was quite slow for rulesets with lots of rules.

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