Fix typos.

Typos found with codespell.

Please keep in mind that this should have impact on actual code
and must be carefully evaluated:

src/core/or/lttng_circuit.inc
-    ctf_enum_value("CONTROLER", CIRCUIT_PURPOSE_CONTROLLER)
+    ctf_enum_value("CONTROLLER", CIRCUIT_PURPOSE_CONTROLLER)

src/test/test_consdiffmgr.c

@@ -689,7 +689,7 @@ static void
 test_consdiffmgr_cleanup_bad_valid_after(void *arg)
 {
   /* This will seem cleanable, but isn't, because its valid-after time is
-   * misformed. */
+   * malformed. */
 
   (void)arg;
   config_line_t *labels = NULL;