[feature/UX-71] fix close button position as requested
[feature/UX-71] fix close button position as requested

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