Added new variant based on similar parameters of the mike voice but done with Klatt, available as Mike2.

espeak-ng-data/voices/!v/mike2

@@ -0,0 +1,12 @@
+language variant
+name Mike2
+klatt 6
+voicing 170
+pitch 67 107
+formant 1 95 100 100
+formant 2 95 100 100
+formant 3 105 100 100
+formant 4 115 100 100
+formant 5 115 100 100
+
+consonants 70 150