[devel] Fixed typo in scripts/symbols.def

(compression_level -> compression_method)
diff --git a/scripts/symbols.def b/scripts/symbols.def
index e814728..06f5172 100644
--- a/scripts/symbols.def
+++ b/scripts/symbols.def
@@ -231,4 +231,4 @@
  png_set_text_compression_mem_level @223
  png_set_text_compression_strategy @224
  png_set_text_compression_window_bits @225
- png_set_text_compression_level @226
+ png_set_text_compression_method @226