Data (ttl) in schemas/manifest.jsonld appears to be invalid

[andrawaag]

Ran a test (test_data_ttl.py) which resulted in 3 errors.
Full test cycle output: https://gist.github.com/andrawaag/f7e60b6c47efc2bad5cd6a6275ffdda8

The errors are:

1val1STRING_LITERAL1_with_all_punctuation.ttl is valid turtle: False
at line 12 of <>:
Bad syntax (bad escape) at ^ in:
"...b'sx:NodeConstraint ;\n sx:values ( ' !"#$%&'^b"\'()/:;<=>?@[]^_`{|}~' ) ] ] .\n\n""
1val1STRING_LITERAL1_with_all_punctuation.json is valid ShExJ: True

1val1STRING_LITERAL1_with_ECHAR_escapes.ttl is valid turtle: False
at line 12 of <>:
Bad syntax (bad escape) at ^ in:
"...b'Constraint ;\n sx:values ( "\t\b\n\r\f\\\"'^b'\'\u0061\U0001D4B8" ) ] ] .\n\n'"
1val1STRING_LITERAL1_with_ECHAR_escapes.json is valid ShExJ: True

1literalPattern_with_all_punctuation.ttl is valid turtle: False
at line 13 of <>:
Bad syntax (bad escape) at ^ in:
"...b'Kind sx:literal ;\n sx:pattern '^ !"#\\$%&'^b"\'\\(\\)/:;<=>\\?@\\[\\]\\^_`\\{\\|\\}~$' ] ] .\n\n""
1literalPattern_with_all_punctuation.json is valid ShExJ: True