tdf#147739: Medium is not a synonym of normal

For some reason, medium was thought to be a synonym of normal, but that
is not the case. Seems to be from:

commit b05701988492b051b3bb07bb46ae0397e23f032f
Author: th <th@openoffice.org>
Date:   Fri Mar 9 14:44:26 2001 +0000

    #83090# - Extensions for localized sytle names
    #77189# - FontAlias should now also work
    Extensions for Chinese fontsize numbers

Change-Id: Ic5e463b6e77c0fa88701108597c99c9fa0c6bf4e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/147258
Tested-by: Jenkins
Reviewed-by: خالد حسني <khaled@aliftype.com>
(cherry picked from commit 0c9448bb31a32a3bf4004d45c4b1305debf1b5e2)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/147249
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
diff --git a/svtools/source/control/ctrltool.cxx b/svtools/source/control/ctrltool.cxx
index 508ee9b..0a406b7 100644
--- a/svtools/source/control/ctrltool.cxx
+++ b/svtools/source/control/ctrltool.cxx
@@ -452,8 +452,6 @@ OUString FontList::GetStyleName(const FontMetric& rInfo) const
            aStyleName = maNormal;
        else if (aCompareStyleName == "regular")
            aStyleName = maNormal;
        else if (aCompareStyleName == "medium")
            aStyleName = maNormal;
        else if (aCompareStyleName == "light")
            aStyleName = maLight;
        else if (aCompareStyleName == "lightitalic")
@@ -483,9 +481,6 @@ OUString FontList::GetStyleName(const FontMetric& rInfo) const
            aStyleName = SvtResId(STR_SVT_STYLE_EXTRALIGHT);
        else if (aCompareStyleName == "extralightitalic")
            aStyleName = SvtResId(STR_SVT_STYLE_EXTRALIGHT_ITALIC);
        /* Medium is synonym with Normal */
        else if (aCompareStyleName == "mediumitalic")
            aStyleName = maNormalItalic;
        else if (aCompareStyleName == "oblique")
            aStyleName = SvtResId(STR_SVT_STYLE_OBLIQUE);
        else if (aCompareStyleName == "semibold")