fix(ios): fixed setSelection issue of textfield

[vijaysingh-axway]

https://jira.appcelerator.org/browse/TIMOB-28404

[build]

• ⚠️ tests/Resources/ti.ui.textfield.test.js line 415 – 'e' is defined but never used. Allowed unused args must match /^_.+/u. (no-unused-vars)

[jquick-axway]

Can you remove the e argument please? That way we won't get this lint warnings in all of our PRs. 😛

[build]

	Fails
🚫	Tests have failed, see below for more information.
🚫	Test suite crashed on iOS simulator. Please see the crash log for more details.

	Messages
📖	✊ The commits in this PR match our conventions! Feel free to Rebase and Merge this PR when ready.
📖	❌ 6 tests have failed There are 6 tests failing and 735 skipped out of 11756 total tests.

Tests:

Classname	Name	Time	Error
android.emulator.Titanium.UI.Android.ProgressIndicator	dialog indeterminant - show in different windows (5.0.2)	5.133	Error: Timeout of 5000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js)
android.emulator.Titanium.UI.NavigationWindow	basic open/close navigation (5.0.2)	10.045	Error: Timeout of 10000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js)
android.emulator.Titanium.UI.TextArea.properties	.focused (5.0.2)	5.01	Error: Timeout of 5000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js)
android.emulator.Titanium.UI.TextField.properties	.focused (5.0.2)	2.263	Error: Timeout of 2000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js)
android.emulator.Titanium.UI.View	"after each" hook for "getOrCreateView() should always return a View" (5.0.2)	12.913	Error: Timeout of 10000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js)
ios.ipad.Titanium.Analytics.properties	.optedOut can be assigned a Boolean value (14.4.0)	24.954	Error: Timeout of 2000ms exceeded. For async tests and hooks, ensure "done()" is called; if returning a Promise, ensure it resolves. (app.js) run@file:///ti.main.js:8744:22 processImmediateQueue@file:///ti.main.js:8807:18 drainQueues@file:///ti.main.js:8784:52

Generated by 🚫 dangerJS against 8bff842

[ssjsamir]

From a FR standpoint looks good, tested using the test cases from https://jira.appcelerator.org/browse/TIMOB-28404

Test Environment

MacOS Big Sur: 11.1 Beta 1
Xcode: 12.2 Beta
Java Version: 1.8.0_242
Android NDK: 21.3.6528147
Node.js: 12.18.1
""NPM":"5.0.0","CLI":"8.1.1""
iphone 8 14.4