Doxygen: Minor rework/typo fixes in RTOS Validation page.
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\page rtosValidation RTOS Validation
-<a href="https://github.com/ARM-software/CMSIS-RTOS2_Validation" target="_blank"><b>CMSIS-RTOS2 Validation</b></a> framework is available for verifying operation of CMSIS-RTOS2 implementations. The test cases validate the functional behavior, test invalid parameters and call management functions from ISR. The test projects are provided using the <a href=" https://github.com/Open-CMSIS-Pack/devtools/tree/main/tools" target="_blank">CMSIS-Toolbox</a> integrate well in CI workflows.
+<a href="https://github.com/ARM-software/CMSIS-RTOS2_Validation" target="_blank"><b>CMSIS-RTOS2 Validation</b></a> framework is available to verify operation of CMSIS-RTOS2 implementations. The test cases validate the functional behavior, test invalid parameters and call management functions from Interrupt Service Routines (ISRs). The test projects are provided based on the <a href=" https://github.com/Open-CMSIS-Pack/devtools/tree/main/tools" target="_blank">CMSIS-Toolbox</a> and integrate well into CI workflows.
For details about the scope and usage, please, refer to the <a href="https://arm-software.github.io/CMSIS-RTOS2_Validation/main/index.html" target="_blank">CMSIS-RTOS2 Validation manual</a>.
