Remove space in name Bold Italic

Using Bold-Italic fits file and folder name patterns better

mkttf.sh

@@ -125,7 +125,7 @@ if [ -n "$SRCDIR_TEST" -a ! -e "${SRCDIR}/${SRCDIR_TEST}" ]; then
 fi
 
 # -p to suppress errors.
-mkdir -p Normal Bold Italic 'Bold Italic' || error 4 'Could not create target directories.'
+mkdir -p Normal Bold Italic Bold-Italic || error 4 'Could not create target directories.'
 
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