Remove org.apache.http.legacy from Settings

It appears that all usages of org.apache.http were removed after aosp/118987.
Keeping this library in the phone settings manifest and build files adds an
unnecessary dependency for both phone settings

Bug: 176242377
Test: rebuild
Change-Id: I58eb077c2518c58b82e931596dfaefb151213c25

Android.bp

@@ -82,7 +82,6 @@ android_app {
         "settings-platform-compat-config",
     ],
     static_libs: ["Settings-core"],
-    uses_libs: ["org.apache.http.legacy"],
     resource_dirs: [],
     optimize: {
         proguard_flags_files: ["proguard.flags"],

AndroidManifest.xml

@@ -118,7 +118,6 @@
             android:directBootAware="true"
             android:appComponentFactory="androidx.core.app.CoreComponentFactory">
 
-        <uses-library android:name="org.apache.http.legacy" />
         <!-- Settings -->
 
         <activity android:name=".homepage.SettingsHomepageActivity"

tests/robotests/Android.bp

@@ -49,7 +49,6 @@ android_app {
         "telephony-common",
         "ims-common",
     ],
-    uses_libs: ["org.apache.http.legacy"],
 }
 
 //############################################################