fix(package_index): Use HTTPS URL for online help link #5104

Job	Run time
Push event file	3s
Generate matrix	5s
Build (validation, esp32p4) / Build validation tests for esp32p4	4m 37s
Build (validation, esp32h2) / Build validation tests for esp32h2	4m 24s
Build (validation, esp32) / Build validation tests for esp32	5m 39s
Build (validation, esp32s2) / Build validation tests for esp32s2	5m 19s
Build (validation, esp32s3) / Build validation tests for esp32s3	6m 24s
Build (validation, esp32c3) / Build validation tests for esp32c3	4m 9s
Build (validation, esp32c6) / Build validation tests for esp32c6	4m 59s
Hardware	0s
QEMU	-1s
	35m 38s

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