Improve “Adding OpenSSL Support” page

Indicate in the title that the page pertains to Android,
and add RANLIB to the environment variables that should
be set.

Task-number: QTBUG-59525
Change-Id: Ibb6a4694d83db159d2ff5da51f92e195274c7163
Reviewed-by: Venugopal Shivashankar <Venugopal.Shivashankar@qt.io>

doc/src/examples-android.qdoc

@@ -54,7 +54,7 @@
     \li \l{Qt Creator: Deploying Applications to Android Devices}{Deploying to the Device}
     \li \l{Porting to Android}{Porting a Qt Application}
     \li \l{Publishing to Google Play}
-    \li \l{Adding OpenSSL Support}
+    \li \l{Adding OpenSSL Support for Android}
     \li \l{Building Qt 5 for Android}{Building from Sources}
     \li \l{Qt Notifier} - demonstrates how to call Java code from an Android application
     \endlist

doc/src/platforms/android.qdoc

@@ -62,7 +62,7 @@ The following topics provide more details about how to use Qt for Android:
 \list
  \li \l{Getting Started with Qt for Android}{Getting Started}
  \li \l{Porting to Android}{Porting a Qt Application}
- \li \l{Adding OpenSSL Support}
+ \li \l{Adding OpenSSL Support for Android}
  \li \l{Android Services}{Creating Android Services}
  \li \l{Third-party Android Libraries}{Including third-party Android libraries in an application}
  \li \l{Qt Creator: Deploying Applications to Android Devices}{Deploying to the Device}
@@ -275,7 +275,7 @@ AVDs found.
 
 /*!
 \page opensslsupport.html
-\title Adding OpenSSL Support
+\title Adding OpenSSL Support for Android
 \brief Provides instructions to package OpenSSL libraries with your Qt application for Android.
 
 The Qt installation package comes with OpenSSL support but the OpenSSL libraries
@@ -301,6 +301,7 @@ the APK:
      \badcode
      CC=<ANDROID_NDK_PATH>/toolchains/arm-linux-androideabi-<VER>/prebuilt/<NDK_HOST>/bin/arm-linux-androideabi-gcc
      AR=<ANDROID_NDK_PATH>/toolchains/arm-linux-androideabi-<VER>/prebuilt/<NDK_HOST>/bin/arm-linux-androideabi-ar
+     RANLIB=<ANDROID_NDK_PATH>/toolchains/arm-linux-androideabi-<VER>/prebuilt/<NDK_HOST>/bin/arm-linux-androideabi-ranlib
      ANDROID_DEV=<ANDROID_NDK_PATH>/platforms/<ANDROID-PLATFORM>/arch-arm/usr
      \endcode