GetPictureCells() Fail

[zhou7507]

Description

I want to get all the coordinates of column B, but GetPictureCells() only returns one part

Steps to reproduce the issue:

func main() {
	f, err := excelize.OpenFile("./123.xlsx")
	if err != nil {
		fmt.Println(err)
	}
	axisList, err := f.GetPictureCells("Sheet1")
	if err != nil {
		fmt.Println(err)
	}
	fmt.Println(axisList)
}

Describe the results you received:
[B1 B2 B7 B8 B9]

Describe the results you expected:
[B1 B2 B3 B4 B5 B6 B7 B8 B9]
Output of go version:

 go1.20.3 windows/amd64

Excelize version or commit ID:

[v2.8.1](https://github.com/xuri/excelize/releases/latest)

Environment details (OS, Microsoft Excel™ version, physical, etc.):

[xuri]

Thanks for your issue. If you open an existing workbook, please provide the file attachment without confidential info.

[xuri]

It seems still not have enough info of code and attachments to reproduce this issue, so I'll close this issue, if you have any questions, please let me know to reopen this anytime.

[zhou7507]

123.xlsx
this is file. @xuri

Describe the results you received:
[B1 B2 B4 B7 B8 B9]

Describe the results you expected:
[B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15]