Reproduce Step:
a. Set font scale to 2.0;
b. Set entry cursor to 1st position;
c. Press Enter;
d. Set cursor to 1st position;
e. Press backspace;
f. Press Del;
Current result: disappear scrollable functionality;
Expected result: delete 1st line.
Signed-Off-By:Kateryna Fesyna(k.fesyna@samsung.com)