Breeze-icon epub icon update

Change-Id: I7690e76eec2688553beaf8326a606e7908f214d3
Reviewed-on: https://gerrit.libreoffice.org/43301
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: andreas_kainz <kainz.a@gmail.com>

icon-themes/breeze_svg/cmd/lc_exportdirecttoepub.svg

@@ -1,6 +1,6 @@
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      />
  </svg>

icon-themes/breeze_svg/cmd/sc_exportdirecttoepub.svg

@@ -1,6 +1,6 @@
 <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16">
  <path 
      style="fill:#4d4d4d" 
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+     d="m 3,2 0,1 0,1 -1,0 0,2 1,0 0,4 -1,0 0,2 1,0 0,1.5 0,0.5 11,0 0,-1 -8,0 0,-10 7,0 0,11 1,0 0,-11 0,-1 z m 1,1 1,0 0,10 -1,0 z"
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