Do not mangle in dry run

fuzz.c

diff --git a/fuzz.c b/fuzz.c
index f7ecc05..5db9706 100644
--- a/fuzz.c
+++ b/fuzz.c
@@ -358,7 +358,7 @@
         fuzzState_t st = fuzz_getState(run->global);
         if (st == _HF_STATE_DYNAMIC_DRY_RUN) {
             run->mutationsPerRun = 0U;
-            if (input_prepareStaticFile(run, /* rewind= */ false, true)) {
+            if (input_prepareStaticFile(run, /* rewind= */ false, /* mangle= */ false)) {
                 return true;
             }
             fuzz_setDynamicMainState(run);