chore: import upstream snapshot with attribution

data/processed/ljspeech/dict.txt

@@ -0,0 +1,77 @@
+! !
+, ,
+. .
+; ;
+<BOS> <BOS>
+<EOS> <EOS>
+? ?
+AA0 AA0
+AA1 AA1
+AA2 AA2
+AE0 AE0
+AE1 AE1
+AE2 AE2
+AH0 AH0
+AH1 AH1
+AH2 AH2
+AO0 AO0
+AO1 AO1
+AO2 AO2
+AW0 AW0
+AW1 AW1
+AW2 AW2
+AY0 AY0
+AY1 AY1
+AY2 AY2
+B B
+CH CH
+D D
+DH DH
+EH0 EH0
+EH1 EH1
+EH2 EH2
+ER0 ER0
+ER1 ER1
+ER2 ER2
+EY0 EY0
+EY1 EY1
+EY2 EY2
+F F
+G G
+HH HH
+IH0 IH0
+IH1 IH1
+IH2 IH2
+IY0 IY0
+IY1 IY1
+IY2 IY2
+JH JH
+K K
+L L
+M M
+N N
+NG NG
+OW0 OW0
+OW1 OW1
+OW2 OW2
+OY0 OY0
+OY1 OY1
+OY2 OY2
+P P
+R R
+S S
+SH SH
+T T
+TH TH
+UH0 UH0
+UH1 UH1
+UH2 UH2
+UW0 UW0
+UW1 UW1
+UW2 UW2
+V V
+W W
+Y Y
+Z Z
+ZH ZH
+| |

data/processed/ljspeech/phone_set.json

@@ -0,0 +1 @@
+["!", ",", ".", ";", "<BOS>", "<EOS>", "?", "AA0", "AA1", "AA2", "AE0", "AE1", "AE2", "AH0", "AH1", "AH2", "AO0", "AO1", "AO2", "AW0", "AW1", "AW2", "AY0", "AY1", "AY2", "B", "CH", "D", "DH", "EH0", "EH1", "EH2", "ER0", "ER1", "ER2", "EY0", "EY1", "EY2", "F", "G", "HH", "IH0", "IH1", "IH2", "IY0", "IY1", "IY2", "JH", "K", "L", "M", "N", "NG", "OW0", "OW1", "OW2", "OY0", "OY1", "OY2", "P", "R", "S", "SH", "T", "TH", "UH0", "UH1", "UH2", "UW0", "UW1", "UW2", "V", "W", "Y", "Z", "ZH", "|"]