Remove D language reference from test names

spec/test_parser_rule_from_multiple_states.d

@@ -0,0 +1,24 @@
+import testparser;
+import std.stdio;
+
+int main()
+{
+    return 0;
+}
+
+unittest
+{
+    string input = "a";
+    p_context_t context;
+    p_context_init(&context, input);
+    assert(p_parse(&context) == P_UNEXPECTED_TOKEN);
+    assert(p_position(&context) == p_position_t(0, 1));
+
+    input = "a b";
+    p_context_init(&context, input);
+    assert(p_parse(&context) == P_SUCCESS);
+
+    input = "bb";
+    p_context_init(&context, input);
+    assert(p_parse(&context) == P_SUCCESS);
+}