feat(sdk): handle WebView permission requests

[Mourtadah-Karim-IMI]

Handles additional WebView permission requests.

[github-actions]

Diffuse report:

OLD: sdk-main.aar
NEW: sdk-pr.aar

 AAR      │ old       │ new       │ diff   
──────────┼───────────┼───────────┼────────
      jar │  94.9 KiB │  95.4 KiB │ +549 B 
 manifest │     411 B │     411 B │    0 B 
      res │  28.3 KiB │  28.3 KiB │    0 B 
    other │     1 KiB │     1 KiB │    0 B 
──────────┼───────────┼───────────┼────────
    total │ 124.6 KiB │ 125.1 KiB │ +549 B 

 JAR     │ old │ new │ diff       
─────────┼─────┼─────┼────────────
 classes │  61 │  61 │  0 (+0 -0) 
 methods │ 800 │ 805 │ +5 (+5 -0) 
  fields │ 272 │ 272 │  0 (+0 -0)

AAR

 size     │ diff   │ path          
──────────┼────────┼───────────────
 95.4 KiB │ +549 B │ ∆ classes.jar 
──────────┼────────┼───────────────
 95.4 KiB │ +549 B │ (total)

JAR

METHODS:

   old │ new │ diff       
  ─────┼─────┼────────────
   800 │ 805 │ +5 (+5 -0) 
  
  + com.hcaptcha.sdk.HCaptchaWebViewHelper_HCaptchaWebChromeClient onPermissionRequest(PermissionRequest)
  + android.webkit.PermissionRequest deny()
  + android.webkit.PermissionRequest getResources() → String[]
  + android.webkit.PermissionRequest grant(String[])
  + android.webkit.WebSettings setMediaPlaybackRequiresUserGesture(boolean)

[github-actions]

Benchmark report:

Test name	Time ms. (median)	Allocations (median)
com.hcaptcha.sdk.HCaptchaBenchmarkTest.EMULATOR_UNLOCKED_benchmarkInvisibleVerification	+920.35	+26
com.hcaptcha.sdk.HCaptchaBenchmarkTest.EMULATOR_UNLOCKED_benchmarkInvisibleVerificationColdRun	+1208.08	+548
com.hcaptcha.sdk.HCaptchaBenchmarkTest.EMULATOR_UNLOCKED_benchmarkInvisibleSetup	+22.59	+515.50
com.hcaptcha.sdk.HCaptchaDebugInfoTest.EMULATOR_UNLOCKED_benchmarkDebugInfo	+96.81	-5537
com.hcaptcha.sdk.HCaptchaDebugInfoTest.EMULATOR_UNLOCKED_benchmarkDebugSys	+158.79	+2

[CAMOBAP]

LGTM.

I think some code comments can be removed because code is self-explanatory already