Improve EVM contract flow

[ibz]

While implementing #4251 some shortcuts were taken. The flow does generally behave as it should, but it doesn't look exactly like Figma. This has to be fixed.

Some technical debt also needs to be taken care of:

Tasks

Beta Give feedback

1. stop using confirm_blob for warnings (and remove default_cancel on confirm_blob)
2. get rid of confirm_blob_with_optional_pagination
3. get rid of description_font_green

Tweaks to the flow:

Tasks

Beta Give feedback

1. TS5: show page number when paginating through input data
2. TS5: "X" when paginating through input data
3. TS5: "input data" - 1st page content is shorter
4. TS5: "input data" confirm footer
5. TS5: show data size on paginated data
6. TS3 & T: Unknown contract warning - different copy
7. TS3: paginated data - "continue" button instead of "go back"
8. TS3: "token contract" continue button
9. TS3: data size mismatch?