Rename TypedArrays folder to TypedArrayConstructors (#1489)

...TypedArrayConstructors/BigInt64Array/BYTES_PER_ELEMENT.js

...t-ins/TypedArrayConstructors/BigInt64Array/constructor.js

.../built-ins/TypedArrayConstructors/BigInt64Array/length.js

test/built-ins/TypedArrayConstructors/BigInt64Array/name.js

...ilt-ins/TypedArrayConstructors/BigInt64Array/prop-desc.js

test/built-ins/TypedArrayConstructors/BigInt64Array/proto.js

...ilt-ins/TypedArrayConstructors/BigInt64Array/prototype.js

...Constructors/BigInt64Array/prototype/BYTES_PER_ELEMENT.js

...dArrayConstructors/BigInt64Array/prototype/constructor.js

...tructors/BigInt64Array/prototype/not-typedarray-object.js

...s/TypedArrayConstructors/BigInt64Array/prototype/proto.js

...ypedArrayConstructors/BigUint64Array/BYTES_PER_ELEMENT.js

...-ins/TypedArrayConstructors/BigUint64Array/constructor.js

...built-ins/TypedArrayConstructors/BigUint64Array/length.js

test/built-ins/TypedArrayConstructors/BigUint64Array/name.js

...lt-ins/TypedArrayConstructors/BigUint64Array/prop-desc.js

.../built-ins/TypedArrayConstructors/BigUint64Array/proto.js

...lt-ins/TypedArrayConstructors/BigUint64Array/prototype.js

...onstructors/BigUint64Array/prototype/BYTES_PER_ELEMENT.js

...ArrayConstructors/BigUint64Array/prototype/constructor.js