fix: resource with only Context param incorrectly classified as template #1077

Job	Run time
checks / pre-commit	37s
checks / readme-snippets	11s
checks / test (3.11, lowest-direct, ubuntu-latest)	49s
checks / test (3.12, locked, windows-latest)	3m 14s
checks / test (3.11, lowest-direct, windows-latest)	2m 37s
checks / test (3.10, locked, ubuntu-latest)	50s
checks / test (3.10, lowest-direct, ubuntu-latest)	52s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 24s
checks / test (3.13, locked, ubuntu-latest)	45s
checks / test (3.13, lowest-direct, ubuntu-latest)	56s
checks / test (3.12, locked, ubuntu-latest)	55s
checks / test (3.13, locked, windows-latest)	2m 27s
checks / test (3.13, lowest-direct, windows-latest)	2m 43s
checks / test (3.12, lowest-direct, windows-latest)	3m 38s
checks / test (3.11, locked, ubuntu-latest)	50s
checks / test (3.10, locked, windows-latest)	2m 21s
checks / test (3.14, lowest-direct, windows-latest)	2m 21s
checks / test (3.12, lowest-direct, ubuntu-latest)	57s
checks / test (3.14, locked, windows-latest)	3m 2s
checks / test (3.11, locked, windows-latest)	2m 28s
checks / test (3.10, lowest-direct, windows-latest)	2m 19s
checks / test (3.14, locked, ubuntu-latest)	2m 32s
all-green	5s
	38m 53s

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