Add binary lits to syntax summaries (#19551)

Some redundancy was omitted at
#19405

https://dotty.epfl.ch/docs/reference/syntax.html

Author: Kordyjan

docs/_docs/internals/syntax.md

@@ -59,9 +59,10 @@ idrest           ::=  {letter | digit} [‘_’ op]
 quoteId          ::=  ‘'’ alphaid
 spliceId         ::=  ‘$’ alphaid ;
 
-integerLiteral   ::=  (decimalNumeral | hexNumeral) [‘L’ | ‘l’]
+integerLiteral   ::=  (decimalNumeral | hexNumeral | binaryNumeral) [‘L’ | ‘l’]
 decimalNumeral   ::=  ‘0’ | digit [{digit | ‘_’} digit]
 hexNumeral       ::=  ‘0’ (‘x’ | ‘X’) hexDigit [{hexDigit | ‘_’} hexDigit]
+binaryNumeral    ::=  ‘0’ (‘b’ | ‘B’) binaryDigit [{binaryDigit | ‘_’} binaryDigit]
 
 floatingPointLiteral
                  ::=  [decimalNumeral] ‘.’ digit [{digit | ‘_’} digit] [exponentPart] [floatType]

docs/_docs/reference/syntax.md

@@ -60,9 +60,10 @@ idrest           ::=  {letter | digit} [‘_’ op]
 quoteId          ::=  ‘'’ alphaid
 spliceId         ::=  ‘$’ alphaid ;
 
-integerLiteral   ::=  (decimalNumeral | hexNumeral) [‘L’ | ‘l’]
+integerLiteral   ::=  (decimalNumeral | hexNumeral | binaryNumeral) [‘L’ | ‘l’]
 decimalNumeral   ::=  ‘0’ | digit [{digit | ‘_’} digit]
 hexNumeral       ::=  ‘0’ (‘x’ | ‘X’) hexDigit [{hexDigit | ‘_’} hexDigit]
+binaryNumeral    ::=  ‘0’ (‘b’ | ‘B’) binaryDigit [{binaryDigit | ‘_’} binaryDigit]
 
 floatingPointLiteral
                  ::=  [decimalNumeral] ‘.’ digit [{digit | ‘_’} digit] [exponentPart] [floatType]

docs/_spec/13-syntax-summary.md

@@ -49,9 +49,10 @@ idrest           ::=  {letter | digit} [‘_’ op]
 quoteId          ::=  ‘'’ alphaid
 spliceId         ::=  ‘$’ alphaid ;
 
-integerLiteral   ::=  (decimalNumeral | hexNumeral) [‘L’ | ‘l’]
+integerLiteral   ::=  (decimalNumeral | hexNumeral | binaryNumeral) [‘L’ | ‘l’]
 decimalNumeral   ::=  ‘0’ | digit [{digit | ‘_’} digit]
 hexNumeral       ::=  ‘0’ (‘x’ | ‘X’) hexDigit [{hexDigit | ‘_’} hexDigit]
+binaryNumeral    ::=  ‘0’ (‘b’ | ‘B’) binaryDigit [{binaryDigit | ‘_’} binaryDigit]
 
 floatingPointLiteral
                  ::=  [decimalNumeral] ‘.’ digit [{digit | ‘_’} digit] [exponentPart] [floatType]