Bump to TF2.15 #3459

Job	Run time
Lint	3m 52s
Lint for Docs	10s
Build Number	0s
Bazel Linux	41m 24s
macOS	34m 51s
Bazel macOS arm64	1s
Bazel macOS	51m 47s
Linux	1h 14m 48s
Bazel Windows	1h 18m 16s
Wheel ${{ matrix.python }} Linux	0s
Test ${{ matrix.python }} Linux	0s
Nightly ${{ matrix.python }} Linux	0s
Wheel 3.9 macOS	39s
Wheel 3.10 macOS	32s
Wheel 3.11 macOS	37s
Test 3.9 macOS	1h 46m 31s
Release	0s
Nightly ${{ matrix.python }} macOS	0s
Release Candidate	0s
Wheel ${{ matrix.python }} Windows	0s
Nightly ${{ matrix.python }} Windows	0s
Test ${{ matrix.python }} Windows	0s
Docker Nightly	0s
Nightly	0s
Docker Release	0s
Wheel ${{ matrix.python }} macOS arm64	0s
Release (MacOS arm64)	0s
Release Candidate (MacOS arm64)	0s
	6h 33m 28s

Provide feedback