arm64: Fix the documented event stream frequency

It should be 10KHz, matching the ARCH_TIMER_EVT_STREAM_PERIOD_US of
100us.

Note that this is only a documentation bug.

Fixes: 611a7bc ("arm64: docs: describe ELF hwcaps")
Signed-off-by: Catalin Marinas <[email protected]>
Cc: Mark Rutland <[email protected]>
Acked-by: Mark Rutland <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Catalin Marinas <[email protected]>

Author: ctmarinas

Documentation/arm64/elf_hwcaps.rst

@@ -74,7 +74,7 @@ HWCAP_ASIMD
 
 HWCAP_EVTSTRM
     The generic timer is configured to generate events at a frequency of
-    approximately 100KHz.
+    approximately 10KHz.
 
 HWCAP_AES
     Functionality implied by ID_AA64ISAR0_EL1.AES == 0b0001.