Add unexpected tag cases for signer info 1 and 2

Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
diff --git a/tests/data_files/Makefile b/tests/data_files/Makefile
index 341ceb0..53d5e1d 100644
--- a/tests/data_files/Makefile
+++ b/tests/data_files/Makefile
@@ -1390,12 +1390,22 @@
 	echo '\x72' | xxd -p -r | dd of=$@ bs=1 seek=438 conv=notrunc
 all_final += pkcs7_data_signed_badsigner1_badsize.der
 
+pkcs7_data_signed_badsigner1_badtag.der: pkcs7_data_3_signed.der
+	cp pkcs7_data_3_signed.der $@
+	echo '\xa1' | xxd -p -r | dd of=$@ bs=1 seek=442 conv=notrunc
+all_final += pkcs7_data_signed_badsigner1_badtag.der
+
 # pkcs7 signature file with corrupted signer info[2]
 pkcs7_data_signed_badsigner2_badsize.der: pkcs7_data_3_signed.der
 	cp pkcs7_data_3_signed.der $@
 	echo '\x72'| xxd -p -r | dd of=$@ bs=1 seek=813 conv=notrunc
 all_final += pkcs7_data_signed_badsigner2_badsize
 
+pkcs7_data_signed_badsigner2_badtag.der: pkcs7_data_3_signed.der
+	cp pkcs7_data_3_signed.der $@
+	echo '\xa1'| xxd -p -r | dd of=$@ bs=1 seek=817 conv=notrunc
+all_final += pkcs7_data_signed_badsigner2_badtag
+
 # pkcs7 file with version 2
 pkcs7_data_cert_signed_v2.der: pkcs7_data_cert_signed_sha256.der
 	cp pkcs7_data_cert_signed_sha256.der $@