Rename flavor for f-droid build

TMessagesProj/build.gradle

@@ -270,7 +270,7 @@ android {
             signingConfig signingConfigs.release
         }
 
-        foss {
+        fossRelease {
             debuggable false
             jniDebuggable false
             minifyEnabled true
@@ -302,7 +302,7 @@ android {
             manifest.srcFile 'src/gservcies/AndroidManifest.xml'
         }
 
-        foss {
+        fossRelease {
             jni.srcDirs = ['./jni/']
         }
 

bin/libs/native.sh

@@ -1,9 +1,9 @@
 #!/bin/bash
 
 source "bin/init/env.sh"
-./gradlew TMessagesProj:stripFullFossDebugSymbols || exit 1
+./gradlew TMessagesProj:stripFullFossReleaseDebugSymbols || exit 1
 
-OUT=TMessagesProj/build/intermediates/stripped_native_libs/fullFoss/out/lib
+OUT=TMessagesProj/build/intermediates/stripped_native_libs/fullFossRelease/out/lib
 DIR=TMessagesProj/src/main/libs
 rm -rf $DIR/armeabi-v7a
 mkdir -p $DIR/armeabi-v7a