Send `application_type` during Dynamic Client Registration (SEP-837) … #2860

Job	Run time
checks / readme-snippets	10s
checks / pre-commit	41s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 35s
checks / test (3.11, lowest-direct, windows-latest)	1m 45s
checks / test (3.13, locked, windows-latest)	1m 29s
checks / test (3.10, lowest-direct, windows-latest)	1m 55s
checks / test (3.10, locked, ubuntu-latest)	1m 5s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 28s
checks / test (3.12, locked, windows-latest)	1m 30s
checks / test (3.11, locked, ubuntu-latest)	1m 5s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 21s
checks / test (3.12, lowest-direct, windows-latest)	1m 36s
checks / test (3.11, locked, windows-latest)	2m 14s
checks / test (3.12, locked, ubuntu-latest)	1m 6s
checks / test (3.10, locked, windows-latest)	1m 42s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 24s
checks / test (3.13, locked, ubuntu-latest)	58s
checks / test (3.13, lowest-direct, windows-latest)	1m 37s
checks / test (3.14, locked, ubuntu-latest)	1m 59s
checks / test (3.13, lowest-direct, ubuntu-latest)	1m 32s
checks / test (3.14, lowest-direct, windows-latest)	1m 45s
checks / test (3.14, locked, windows-latest)	2m 24s
all-green	4s
	32m 25s

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