crypto: ccp - Fix typo in psp_populate_hsti function name

The function "psp_poulate_hsti" was misspelled. This patch corrects
the typo to "psp_populate_hsti" in both the function definition and
its call site within psp_init_hsti().

Signed-off-by: Yunseong Kim <ysk@kzalloc.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>> ---
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>