feat(framework) Add flwr login protos #15985

Job	Run time
Build, test and upload wheel	1m 16s
Strategy / FedMedian	1m 7s
Framework / e2e-bare	3m 30s
Strategy / FedTrimmedAvg	1m 8s
Template / numpy	44s
Framework / e2e-bare-https	1m 6s
Strategy / QFedAvg	1m 11s
Template / pytorch	5m 1s
Framework / e2e-bare-auth	59s
Strategy / FaultTolerantFedAvg	1m 6s
Template / tensorflow	1m 44s
Framework / e2e-jax	1m 21s
Strategy / FedAvgM	1m 12s
Template / jax	59s
Framework / e2e-pytorch	2m 39s
Strategy / FedAdam	1m 9s
Framework / e2e-tensorflow	4m 53s
Template / sklearn	1m 37s
Framework / e2e-opacus	2m 10s
Strategy / FedAdagrad	1m 6s
Framework / e2e-pytorch-lightning	1m 52s
Strategy / FedYogi	1m 6s
Framework / e2e-scikit-learn	1m 30s
Framework / e2e-fastai	2m 38s
Framework / e2e-pandas	1m 30s
	44m 34s

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