Philipp Dallig

Very Long gitlabMergeRequestDescription environment variable breaks builds

5

### Jenkins and plugins versions report Environment ```text Jenkins: 2.479.1 OS: Linux - 5.15.0-125-generic Java: 21.0.5 - Ubuntu (OpenJDK 64-Bit Server VM) --- antisamy-markup-formatter:162.v0e6ec0fcfcf6 apache-httpcomponents-client-4-api:4.5.14-208.v438351942757 apache-httpcomponents-client-5-api:5.4-124.v31e2987e48f4 asm-api:9.7.1-97.v4cc844130d97 authentication-tokens:1.119.v50285141b_7e1 authorize-project:1.8.1 blueocean-commons:1.27.16...