all: Unused parameter should be replaced by underscore (#8464)

Co-authored-by: deepsource-autofix[bot] <62050782+deepsource-autofix[bot]@users.noreply.github.com>

lib/scanner/blocks.go

@@ -139,4 +139,4 @@ func (noopHash) Write([]byte) (int, error) { return 0, nil }
 
 type noopCounter struct{}
 
-func (c *noopCounter) Update(bytes int64) {}
+func (c *noopCounter) Update(_ int64) {}

lib/scanner/virtualfs_test.go

@@ -55,7 +55,7 @@ func (i infiniteFS) Open(name string) (fs.File, error) {
 	return &fakeFile{name, i.filesize, 0}, nil
 }
 
-func (i infiniteFS) PlatformData(name string) (protocol.PlatformData, error) {
+func (i infiniteFS) PlatformData(_ string) (protocol.PlatformData, error) {
 	return protocol.PlatformData{}, nil
 }
 
@@ -105,7 +105,7 @@ func (s singleFileFS) Options() []fs.Option {
 	return nil
 }
 
-func (s singleFileFS) PlatformData(name string) (protocol.PlatformData, error) {
+func (s singleFileFS) PlatformData(_ string) (protocol.PlatformData, error) {
 	return protocol.PlatformData{}, nil
 }
 
@@ -156,7 +156,7 @@ func (f *fakeFile) Stat() (fs.FileInfo, error) {
 func (f *fakeFile) Write([]byte) (int, error)          { return 0, errNotSupp }
 func (f *fakeFile) WriteAt([]byte, int64) (int, error) { return 0, errNotSupp }
 func (f *fakeFile) Close() error                       { return nil }
-func (f *fakeFile) Truncate(size int64) error          { return errNotSupp }
+func (f *fakeFile) Truncate(_ int64) error             { return errNotSupp }
 func (f *fakeFile) ReadAt([]byte, int64) (int, error)  { return 0, errNotSupp }
 func (f *fakeFile) Seek(int64, int) (int64, error)     { return 0, errNotSupp }
 func (f *fakeFile) Sync() error                        { return nil }

lib/scanner/walk.go

@@ -662,7 +662,7 @@ func (c *byteCounter) Close() {
 
 type noCurrentFiler struct{}
 
-func (noCurrentFiler) CurrentFile(name string) (protocol.FileInfo, bool) {
+func (noCurrentFiler) CurrentFile(_ string) (protocol.FileInfo, bool) {
 	return protocol.FileInfo{}, false
 }
 

lib/scanner/walk_test.go

@@ -310,7 +310,7 @@ func TestNormalizationDarwinCaseFS(t *testing.T) {
 	}
 }
 
-func TestIssue1507(t *testing.T) {
+func TestIssue1507(_ *testing.T) {
 	w := &walker{}
 	w.Matcher = ignore.New(w.Filesystem)
 	h := make(chan protocol.FileInfo, 100)