Add issue numbers to language tests status files

tests/language/language_analyzer2.status

Index: tests/language/language_analyzer2.status
diff --git a/tests/language/language_analyzer2.status b/tests/language/language_analyzer2.status
index 9000a0b90b9e487327bb57376e5fd33a0c22c5d5..87639363616b6a0bcf7efe79b4a17c8d6040e852 100644
--- a/tests/language/language_analyzer2.status
+++ b/tests/language/language_analyzer2.status
@@ -13,7 +13,7 @@ illegal_invocation_test/01: fail # Issue: 11892
 assign_static_type_test/06: fail
 
 # TBD: using built-in identifers
-built_in_identifier_prefix_test: fail
+built_in_identifier_prefix_test: fail # Issue 12694
 
 # TBF: (o as C) is not rolled back
 cast_test/04: fail
@@ -33,7 +33,7 @@ cyclic_type_variable_test/03: fail
 cyclic_type_variable_test/04: fail
 
 # TBF: It is a static type warning if any of the type arguments to k' are not subtypes of the bounds of the corresponding formal type parameters of type.
-default_factory2_test/01: fail
+default_factory2_test/01: fail # Issue 12701
 
 # TBF: It is a static warning if the function type of k' is not a subtype of the type of k.
 default_implementation2_test: fail
@@ -47,7 +47,7 @@ function_type_alias9_test/00: crash # Issue 11987
 list_literal_syntax_test/01: fail # Issue 12103
 list_literal_syntax_test/02: fail # Issue 12103
 list_literal_syntax_test/03: fail # Issue 12103
-malformed_test/none: fail
+malformed_test/none: fail # Issue 12696
 
 # TBF: disallowed in the most recent spec
 named_parameters_aggregated_test/03: fail