Update dependency tensorflow to v2.6.4

[mend-for-github-com]

This PR contains the following updates:

Package	Update	Change
tensorflow	patch	==2.6.0 -> ==2.6.4

By merging this PR, the issue #30 will be automatically resolved and closed:

Severity	CVSS Score	CVE
High	9.8	CVE-2022-23587
High	9.3	WS-2022-0073
High	8.8	CVE-2022-21726
High	8.8	CVE-2022-21727
High	8.8	CVE-2022-21740
High	8.8	CVE-2022-23558
High	8.8	CVE-2022-23559
High	8.8	CVE-2022-23560
High	8.8	CVE-2022-23561
High	8.8	CVE-2022-23562
High	8.8	CVE-2022-23566
High	8.8	CVE-2022-23573
High	8.8	CVE-2022-23574
High	8.1	CVE-2022-21728
High	8.1	CVE-2022-21730
High	7.8	CVE-2021-41201
High	7.8	CVE-2021-41203
High	7.8	CVE-2021-41206
High	7.8	CVE-2021-41208
High	7.8	CVE-2021-41214
High	7.8	CVE-2021-41216
High	7.8	CVE-2021-41219
High	7.8	CVE-2021-41220
High	7.8	CVE-2021-41221
High	7.8	CVE-2021-41225
High	7.8	CVE-2022-29216
High	7.5	CVE-2022-23591
High	7.1	CVE-2021-41205
High	7.1	CVE-2021-41210
High	7.1	CVE-2021-41211
High	7.1	CVE-2021-41212
High	7.1	CVE-2021-41223
High	7.1	CVE-2021-41224
High	7.1	CVE-2021-41226
High	7.1	CVE-2022-29208
High	7.0	WS-2022-0072
Medium	6.5	CVE-2022-21725
Medium	6.5	CVE-2022-21729
Medium	6.5	CVE-2022-21731
Medium	6.5	CVE-2022-21732
Medium	6.5	CVE-2022-21733
Medium	6.5	CVE-2022-21734
Medium	6.5	CVE-2022-21735
Medium	6.5	CVE-2022-21736
Medium	6.5	CVE-2022-21737
Medium	6.5	CVE-2022-21738
Medium	6.5	CVE-2022-21739
Medium	6.5	CVE-2022-21741
Medium	6.5	CVE-2022-23557
Medium	6.5	CVE-2022-23564
Medium	6.5	CVE-2022-23565
Medium	6.5	CVE-2022-23567
Medium	6.5	CVE-2022-23568
Medium	6.5	CVE-2022-23569
Medium	6.5	CVE-2022-23570
Medium	6.5	CVE-2022-23571
Medium	6.5	CVE-2022-23572
Medium	6.5	CVE-2022-23575
Medium	6.5	CVE-2022-23576
Medium	6.5	CVE-2022-23577
Medium	6.5	CVE-2022-23579
Medium	6.5	CVE-2022-23581
Medium	6.5	CVE-2022-23582
Medium	6.5	CVE-2022-23583
Medium	6.5	CVE-2022-23584
Medium	6.5	CVE-2022-23585
Medium	6.5	CVE-2022-23586
Medium	6.5	CVE-2022-23588
Medium	6.5	CVE-2022-23589
Medium	6.5	CVE-2022-23595
Medium	6.3	CVE-2022-23563
Medium	5.5	CVE-2021-41195
Medium	5.5	CVE-2021-41196
Medium	5.5	CVE-2021-41197
Medium	5.5	CVE-2021-41198
Medium	5.5	CVE-2021-41199
Medium	5.5	CVE-2021-41200
Medium	5.5	CVE-2021-41202
Medium	5.5	CVE-2021-41204
Medium	5.5	CVE-2021-41207
Medium	5.5	CVE-2021-41209
Medium	5.5	CVE-2021-41213
Medium	5.5	CVE-2021-41215
Medium	5.5	CVE-2021-41217
Medium	5.5	CVE-2021-41218
Medium	5.5	CVE-2021-41222
Medium	5.5	CVE-2021-41227
Medium	5.5	CVE-2022-29191
Medium	5.5	CVE-2022-29192
Medium	5.5	CVE-2022-29193
Medium	5.5	CVE-2022-29194
Medium	5.5	CVE-2022-29195
Medium	5.5	CVE-2022-29196
Medium	5.5	CVE-2022-29197
Medium	5.5	CVE-2022-29198
Medium	5.5	CVE-2022-29199
Medium	5.5	CVE-2022-29200
Medium	5.5	CVE-2022-29201
Medium	5.5	CVE-2022-29202
Medium	5.5	CVE-2022-29203
Medium	5.5	CVE-2022-29204
Medium	5.5	CVE-2022-29205
Medium	5.5	CVE-2022-29206
Medium	5.5	CVE-2022-29207
Medium	5.5	CVE-2022-29209
Medium	5.5	CVE-2022-29211
Medium	5.5	CVE-2022-29212
Medium	5.5	CVE-2022-29213
Medium	5.5	WS-2022-0071
Medium	5.5	WS-2022-0137
Medium	4.3	CVE-2022-23578

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