Automated checkin: version bump for fennec 25.0b8 release. DONTBUILD CLOSED TREE a=release

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branch : MOBILE250b8_2013101507_RELBRANCH
Added FENNEC_25_0b8_RELEASE FENNEC_25_0b8_BUILD1 tag(s) for changeset c5d5d33d2140. DONTBUILD CLOSED TREE a=release

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branch : MOBILE250b8_2013101507_RELBRANCH