dm: test: Fix partition test to use mmc2

d94d984 ("dm: part: Update test to use mmc2") attempted to make the
test use mmc2, but the change was incomplete in that it didn't also
change the strings that reference a specific partition. Fix these so
that the test passes again

Signed-off-by: Joshua Watt <[email protected]>
Reviewed-by: Simon Glass <[email protected]>
Reviewed-by: Jaehoon Chung <[email protected]>

test/dm/part.c

@@ -76,15 +76,15 @@ static int dm_test_part(struct unit_test_state *uts)
 	test(-EINVAL, "#test1", true);
 	test(1, "2", false);
 	test(1, "2", true);
-	test(-ENOENT, "1:0", false);
-	test(0, "1:0", true);
-	test(1, "1:1", false);
-	test(2, "1:2", false);
-	test(1, "1.0", false);
-	test(0, "1.0:0", true);
-	test(1, "1.0:1", false);
-	test(2, "1.0:2", false);
-	test(-EINVAL, "1#bogus", false);
+	test(-ENOENT, "2:0", false);
+	test(0, "2:0", true);
+	test(1, "2:1", false);
+	test(2, "2:2", false);
+	test(1, "2.0", false);
+	test(0, "2.0:0", true);
+	test(1, "2.0:1", false);
+	test(2, "2.0:2", false);
+	test(-EINVAL, "2#bogus", false);
 	test(1, "2#test1", false);
 	test(2, "2#test2", false);
 	ret = 0;