Fix missing version number in logs from webview

fromIndex is inclusive, so it should be startIndex +1.

This bug is fixed in our new logging APIs, but to those who
is still using the old pipeline, e.g: webview, will hit the issue.

Fixes: 136805228
Test: Enable verbose logging, try to select something in webview,
observe that the version number is logged.
Test: atest SmartSelectionEventTrackerTest

Change-Id: I7e8212d9be9684b9988634cf30043765dd8afe38