test: skip two SPARQL 1.0 tests that should not pass with SPARQL 1.1

Skip the following tests that rely on SPARQL 1.0 grammar
and are incompatible with the SPARQL 1.1 grammar:

- <http://www.w3.org/2001/sw/DataAccess/tests/data-r2/basic/manifest#term-6>
- <http://www.w3.org/2001/sw/DataAccess/tests/data-r2/basic/manifest#term-7>

---------

Co-authored-by: WhiteGobo <richardfechner@posteo.net>
Co-authored-by: Iwan Aucamp <aucampia@gmail.com>

Author: WhiteGobo

test/test_w3c_spec/test_sparql10_w3c.py

@@ -23,10 +23,14 @@
     (REMOTE_BASE_IRI, ensure_suffix(LOCAL_BASE_DIR.as_uri(), "/")),
 )
 MARK_DICT: MarksDictType = {
-    f"{REMOTE_BASE_IRI}basic/manifest#term-6": pytest.mark.xfail(
-        reason="query misinterpreted."
+    f"{REMOTE_BASE_IRI}basic/manifest#term-6": pytest.mark.skip(
+        reason="using Sparql 1.1 which is not backwards compatible. "
+        "'456.' will be interpreted differently in query and data."
+    ),
+    f"{REMOTE_BASE_IRI}basic/manifest#term-7": pytest.mark.skip(
+        reason="using Sparql 1.1 which is not backwards compatible. "
+        "'456.' will be interpreted differently in query and data."
     ),
-    f"{REMOTE_BASE_IRI}basic/manifest#term-7": pytest.mark.xfail(reason="..."),
     f"{REMOTE_BASE_IRI}expr-builtin/manifest#dawg-datatype-2": pytest.mark.xfail(
         reason="additional row in output"
     ),

test_reports/rdflib_w3c_sparql10-HEAD.ttl

@@ -323,15 +323,15 @@
     earl:assertedBy <https://github.com/RDFLib/rdflib> ;
     earl:mode earl:automatic ;
     earl:result [ a earl:TestResult ;
-            earl:outcome earl:failed ] ;
+            earl:outcome earl:untested ] ;
     earl:subject <https://github.com/RDFLib/rdflib> ;
     earl:test <http://www.w3.org/2001/sw/DataAccess/tests/data-r2/basic/manifest#term-6> .
 
 [] a earl:Assertion ;
     earl:assertedBy <https://github.com/RDFLib/rdflib> ;
     earl:mode earl:automatic ;
     earl:result [ a earl:TestResult ;
-            earl:outcome earl:failed ] ;
+            earl:outcome earl:untested ] ;
     earl:subject <https://github.com/RDFLib/rdflib> ;
     earl:test <http://www.w3.org/2001/sw/DataAccess/tests/data-r2/basic/manifest#term-7> .