[ffigen] Fix formatting (#509)

diff --git a/pkgs/ffigen/lib/src/header_parser/sub_parsers/compounddecl_parser.dart b/pkgs/ffigen/lib/src/header_parser/sub_parsers/compounddecl_parser.dart
index 6d98247..c2efed6 100644
--- a/pkgs/ffigen/lib/src/header_parser/sub_parsers/compounddecl_parser.dart
+++ b/pkgs/ffigen/lib/src/header_parser/sub_parsers/compounddecl_parser.dart

@@ -81,7 +81,6 @@
 Compound? parseCompoundDeclaration(
   clang_types.CXCursor cursor,
   CompoundType compoundType, {
-
   /// Option to ignore declaration filter (Useful in case of extracting
   /// declarations when they are passed/returned by an included function.)
   bool ignoreFilter = false,
@@ -152,7 +151,6 @@
 void fillCompoundMembersIfNeeded(
   Compound compound,
   clang_types.CXCursor cursor, {
-
   /// Option to ignore declaration filter (Useful in case of extracting
   /// declarations when they are passed/returned by an included function.)
   bool ignoreFilter = false,

diff --git a/pkgs/ffigen/lib/src/header_parser/sub_parsers/enumdecl_parser.dart b/pkgs/ffigen/lib/src/header_parser/sub_parsers/enumdecl_parser.dart
index 76cccd2..e66781c 100644
--- a/pkgs/ffigen/lib/src/header_parser/sub_parsers/enumdecl_parser.dart
+++ b/pkgs/ffigen/lib/src/header_parser/sub_parsers/enumdecl_parser.dart

@@ -32,7 +32,6 @@
 /// Parses an enum declaration.
 EnumClass? parseEnumDeclaration(
   clang_types.CXCursor cursor, {
-
   /// Option to ignore declaration filter (Useful in case of extracting
   /// declarations when they are passed/returned by an included function.)
   bool ignoreFilter = false,

diff --git a/pkgs/ffigen/lib/src/header_parser/sub_parsers/objcinterfacedecl_parser.dart b/pkgs/ffigen/lib/src/header_parser/sub_parsers/objcinterfacedecl_parser.dart
index 64f1e28..5721905 100644
--- a/pkgs/ffigen/lib/src/header_parser/sub_parsers/objcinterfacedecl_parser.dart
+++ b/pkgs/ffigen/lib/src/header_parser/sub_parsers/objcinterfacedecl_parser.dart

@@ -51,7 +51,6 @@
 
 Type? parseObjCInterfaceDeclaration(
   clang_types.CXCursor cursor, {
-
   /// Option to ignore declaration filter (Useful in case of extracting
   /// declarations when they are passed/returned by an included function.)
   bool ignoreFilter = false,

diff --git a/pkgs/ffigen/lib/src/header_parser/type_extractor/extractor.dart b/pkgs/ffigen/lib/src/header_parser/type_extractor/extractor.dart
index 05691d3..135265f 100644
--- a/pkgs/ffigen/lib/src/header_parser/type_extractor/extractor.dart
+++ b/pkgs/ffigen/lib/src/header_parser/type_extractor/extractor.dart

@@ -24,7 +24,6 @@
 /// Converts cxtype to a typestring code_generator can accept.
 Type getCodeGenType(
   clang_types.CXType cxtype, {
-
   /// Option to ignore declaration filter (Useful in case of extracting
   /// declarations when they are passed/returned by an included function.)
   bool ignoreFilter = true,