mutable_op_resolver script: remove dependency to tensorflow-cpu #3604

Job	Run time
no-labels	1s
ci-ready-to-merge	2s
ci-run	1s
ci-run-full	1s
call-hexagon / Hexagon Build Test (presubmit)	8m 46s
call-xtensa-presubmit / Vision P6 Build (presubmit)	11m 24s
call-xtensa-presubmit / Hifi5 Unit Tests (presubmit)	16m 45s
call-xtensa-presubmit / Hifi3z Unit Tests (presubmit)	20m 14s
call-ci / Bazel TFLite Tools (presubmit)	1m 40s
call-ci / Bazel (presubmit)	15m 55s
call-ci / Bazel asan (presubmit)	14m 10s
call-ci / Bazel msan (presubmit)	13m 55s
call-ci / Cortex-M Bluepill No Release (presubmit)	9m 39s
call-ci / Cortex-M Bluepill Release (presubmit)	8m 16s
call-ci / Cortex-M Bluepill Renode (presubmit)	4m 32s
call-ci / Code Style (presubmit)	1m 13s
call-ci / Cortex-M QEMU Unit Tests (presubmit)	7m 0s
call-ci / Project Generation (presubmit)	9m 59s
call-ci / Makefile x86 Release (presubmit)	12m 47s
call-ci / Makefile x86 Default (presubmit)	7m 42s
call-ci / Makefile x86 Out Of Tree (presubmit)	3m 38s
call-ci / Makefile x86 No TFLite Static Memory (presubmit)	5m 28s
call-check-tflite-files / Check PR Modifies TfLite Files	44s
PR has Bug	1s
	2h 53m 53s

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