gstlal_inspiral_summary_page: forgot to replace ImageGrid to ImagePagination.

gstlal-inspiral/bin/gstlal_inspiral_summary_page

@@ -281,7 +281,7 @@ for instrument in ["H1", "L1", "V1", "K1"]:
 	if lr_snrchi2_path:
 		back += report.ImagePagination(f"{instrument} Likelihood Ratios").glob(os.path.join(opts.glob_path, '*LR_SNRCHI2*.png'))
 	if opts.open_box and zerolags_snrchi2_path:
-		back += report.ImageGrid(f"{instrument} Signal Chisq (Conditional) Distributions: Zero lag").glob(os.path.join(opts.glob_path, f"{instrument}*ZERO_LAG_PDF_SNRCHI2*.png"))
+		back += report.ImagePagination(f"{instrument} Signal Chisq (Conditional) Distributions: Zero lag").glob(os.path.join(opts.glob_path, f"{instrument}*ZERO_LAG_PDF_SNRCHI2*.png"))
 
 #
 # Add chisq content