[UX-297] fix test that broke when CommitHash was tweaked to show 7 chars from hash instead of 8
[UX-297] fix test that broke when CommitHash was tweaked to show 7 chars from hash instead of 8

jenkinsci/blueocean-plugin,kzantow/blueocean-plugin,jenkinsci/blueocean-plugin,ModuloM/blueocean-plugin,ModuloM/blueocean-plugin,jenkinsci/blueocean-plugin,jenkinsci/blueocean-plugin,alvarolobato/blueocean-plugin,alvarolobato/blueocean-plugin,tfennelly/blueocean-plugin,kzantow/blueocean-plugin,alvarolobato/blueocean-plugin,ModuloM/blueocean-plugin,tfennelly/blueocean-plugin,alvarolobato/blueocean-plugin,tfennelly/blueocean-plugin,kzantow/blueocean-plugin,ModuloM/blueocean-plugin,kzantow/blueocean-plugin,jenkinsci/blueocean-plugin,tfennelly/blueocean-plugin