Update OpenVPN for Android to 0.7.6 (159)

Enable all tags for UCM. Closes fdroid/fdroiddata#1391.

metadata/de.blinkt.openvpn.txt

@@ -258,11 +258,20 @@ Build:0.7.5,158
     scandelete=main/breakpad
     ndk=r16b
 
+Build:0.7.6,159
+    commit=v0.7.6
+    subdir=main
+    submodules=yes
+    gradle=normal
+    rm=main/src/main/cpp/mbedtls/tests
+    ndk=r16b
+
 Maintainer Notes:
-gradle patches should not apply to 65+
+Build instructions:
+https://github.com/schwabe/ics-openvpn/blob/master/.travis.yml
 .
 
-Auto Update Mode:Version v%v-production
-Update Check Mode:Tags .*-production
-Current Version:0.7.5
-Current Version Code:158
+Auto Update Mode:Version v%v
+Update Check Mode:Tags
+Current Version:0.7.6
+Current Version Code:159