Add regular RegExp Unicode property escape tests (#1014)

...s/RegExp/property-escapes/binary-properties-with-value.js

test/built-ins/RegExp/property-escapes/character-class.js

test/built-ins/RegExp/property-escapes/generated/ASCII.js

...-ins/RegExp/property-escapes/generated/ASCII_Hex_Digit.js

...built-ins/RegExp/property-escapes/generated/Alphabetic.js

test/built-ins/RegExp/property-escapes/generated/Any.js

test/built-ins/RegExp/property-escapes/generated/Assigned.js

...ilt-ins/RegExp/property-escapes/generated/Bidi_Control.js

...lt-ins/RegExp/property-escapes/generated/Bidi_Mirrored.js

...t-ins/RegExp/property-escapes/generated/Case_Ignorable.js

test/built-ins/RegExp/property-escapes/generated/Cased.js

...Exp/property-escapes/generated/Changes_When_Casefolded.js

...Exp/property-escapes/generated/Changes_When_Casemapped.js

...Exp/property-escapes/generated/Changes_When_Lowercased.js

...roperty-escapes/generated/Changes_When_NFKC_Casefolded.js

...Exp/property-escapes/generated/Changes_When_Titlecased.js

...Exp/property-escapes/generated/Changes_When_Uppercased.js

test/built-ins/RegExp/property-escapes/generated/Dash.js

...roperty-escapes/generated/Default_Ignorable_Code_Point.js

...built-ins/RegExp/property-escapes/generated/Deprecated.js