chore: replace uname in case environment does not supports

[manisha1997]

Fixes

User agent will use PHP_OS in case the method php_uname is disabled in certain environment.

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[shrutiburman]

twilio-php/tests/Twilio/Unit/Rest/ClientTest.php

Line 269 in ef90a6a

public function testDefaultUserAgent(): void {

Please also add a test in here

[manisha1997]

twilio-php/tests/Twilio/Unit/Rest/ClientTest.php

Line 269 in ef90a6a

public function testDefaultUserAgent(): void {

Please also add a test in here

This test is already here
What other test case I can add?

[shrutiburman]

twilio-php/tests/Twilio/Unit/Rest/ClientTest.php

Line 269 in ef90a6a

public function testDefaultUserAgent(): void {

Please also add a test in here

This test is already here What other test case I can add?

The test case present checks for user-agent regex.
we have added an extra if block, can we mock and see what is the value added by PHP_OS ? How are the values different in each situation and if not different, testcase to verify that.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
100.0% Coverage on New Code
0.0% Duplication on New Code

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