Revert "Indent by 8 spaces to match existing code"

This reverts commit 8dde8ce528504c209904a2479f42c8bd7f7bff15.
diff --git a/tools/resampler_tools/fir.cpp b/tools/resampler_tools/fir.cpp
index fcd5267..4d0981b 100644
--- a/tools/resampler_tools/fir.cpp
+++ b/tools/resampler_tools/fir.cpp
@@ -262,7 +262,7 @@
 
                 if (!debug) {
                     if (j == 0)
-                        printf("\n        ");
+                        printf("\n    ");
                 }
                 if (!format) {
                     int64_t yi = toint(y, 1ULL<<(nc-1));