Change ext-intra base angle 111 to 113
Change ext-intra base angle 111 to 113

This makes the ext-intra angles symmetric around 135.

Change-Id: I81d4134a69e2de3e740299d66dbb9c28c59b73a5
Previous: 45, 67, 90, 111, 135, 157, 180, 203
New:      45, 67, 90, 113, 135, 157, 180, 203

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