Delete unused PclLexer.tokens file (#818)

pkl-core/src/main/antlr/PclLexer.tokens

@@ -1,170 +0,0 @@
-ABSTRACT=1
-AMENDS=2
-AS=3
-CLASS=4
-ELSE=5
-EXTENDS=6
-EXTERNAL=7
-FALSE=8
-FINAL=9
-FOR=10
-FUNCTION=11
-HIDDEN_=12
-IF=13
-IMPORT=14
-IMPORT_GLOB=15
-IN=16
-IS=17
-LET=18
-LOCAL=19
-MODULE=20
-NEW=21
-NOTHING=22
-NULL=23
-OPEN=24
-OUT=25
-OUTER=26
-READ=27
-READ_GLOB=28
-READ_OR_NULL=29
-SUPER=30
-THIS=31
-THROW=32
-TRACE=33
-TRUE=34
-TYPE_ALIAS=35
-UNKNOWN=36
-WHEN=37
-LPAREN=38
-RPAREN=39
-LBRACE=40
-RBRACE=41
-LBRACK=42
-RBRACK=43
-LPRED=44
-COMMA=45
-DOT=46
-QDOT=47
-COALESCE=48
-NON_NULL=49
-AT=50
-ASSIGN=51
-GT=52
-LT=53
-NOT=54
-QUESTION=55
-COLON=56
-ARROW=57
-EQUAL=58
-NOT_EQUAL=59
-LTE=60
-GTE=61
-AND=62
-OR=63
-PLUS=64
-MINUS=65
-POW=66
-MUL=67
-DIV=68
-INT_DIV=69
-MOD=70
-UNION=71
-PIPE=72
-SPREAD=73
-QSPREAD=74
-SLQuote=75
-MLQuote=76
-IntLiteral=77
-FloatLiteral=78
-Identifier=79
-NewlineSemicolon=80
-Whitespace=81
-DocComment=82
-BlockComment=83
-LineComment=84
-ShebangComment=85
-SLEndQuote=86
-SLInterpolation=87
-SLUnicodeEscape=88
-SLCharacterEscape=89
-SLCharacters=90
-MLEndQuote=91
-MLInterpolation=92
-MLUnicodeEscape=93
-MLCharacterEscape=94
-MLNewline=95
-MLCharacters=96
-'abstract'=1
-'amends'=2
-'as'=3
-'class'=4
-'else'=5
-'extends'=6
-'external'=7
-'false'=8
-'final'=9
-'for'=10
-'function'=11
-'hidden'=12
-'if'=13
-'import'=14
-'import*'=15
-'in'=16
-'is'=17
-'let'=18
-'local'=19
-'module'=20
-'new'=21
-'nothing'=22
-'null'=23
-'open'=24
-'out'=25
-'outer'=26
-'read'=27
-'read*'=28
-'read?'=29
-'super'=30
-'this'=31
-'throw'=32
-'trace'=33
-'true'=34
-'typealias'=35
-'unknown'=36
-'when'=37
-'('=38
-')'=39
-'{'=40
-'}'=41
-'['=42
-']'=43
-'[['=44
-','=45
-'.'=46
-'?.'=47
-'??'=48
-'!!'=49
-'@'=50
-'='=51
-'>'=52
-'<'=53
-'!'=54
-'?'=55
-':'=56
-'->'=57
-'=='=58
-'!='=59
-'<='=60
-'>='=61
-'&&'=62
-'||'=63
-'+'=64
-'-'=65
-'**'=66
-'*'=67
-'/'=68
-'~/'=69
-'%'=70
-'|'=71
-'|>'=72
-'...'=73
-'...?'=74