feat(linux): qspi: Document random NOR corruption on AM62LX 12.00.00

Document random OSPI NOR IO data corruption observed on AM62LX in
12.00.00 release and point to the jira tracker and the fix patch.

Signed-off-by: Sathishkumar S <s-sundararaju@ti.com>

Author: sathish-8

source/linux/Foundational_Components/Kernel/Kernel_Drivers/QSPI.rst

@@ -774,3 +774,11 @@ thus no longer contributing to active power consumed by the system.
 
 When a transaction is initiated from userspace or otherwise, the driver resumes
 the OSPI controller automatically.
+
+.. ifconfig:: CONFIG_part_variant in ('AM62LX')
+
+   .. note::
+
+      OSPI NOR random IO data corruption is observed in 12.00.00. Fix for this is available in the below jira tracker:
+
+      https://sir.ext.ti.com/jira/browse/EXT_EP-13319