add toggletabbarvisibility for breeze and breeze_dark

Change-Id: I28437193e5b8c0c61d606cbb462b9ca547ca9290
Reviewed-on: https://gerrit.libreoffice.org/30233
Reviewed-by: jan iversen <jani@documentfoundation.org>
Tested-by: jan iversen <jani@documentfoundation.org>
Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>

icon-themes/breeze_svg/cmd/lc_toggletabbarvisibility.svg

@@ -0,0 +1,114 @@
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+
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icon-themes/breeze_svg/cmd/sc_toggletabbarvisibility.svg

@@ -0,0 +1,13 @@
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