libraries: Fix broken link.

Signed-off-by: Eder Julian <Julian.Eder@infineon.com>

docs: Pin Sphinx to <9.0.0.

Signed-off-by: zhanglinjing <Linjing.Zhang@infineon.com>

README.md: Removed survey banner.

Signed-off-by: jaenrig-ifx <enriquezgarcia.external@infineon.com>

README.md: Removed survey banner.

Signed-off-by: jaenrig-ifx <enriquezgarcia.external@infineon.com>

cores: Fix Serial.

Signed-off-by: zhanglinjing <Linjing.Zhang@infineon.com>

libraries/CAN/README.md: Revoved deprecated link.

Signed-off-by: jaenrig-ifx <enriquezgarcia.external@infineon.com>

Merge pull request #341 from Infineon/bugfix/add-spi-pins

variants/XMC1400: Add SPI pin definitions.

.github/workflows: Add commt_formatting.yml workflow.

Signed-off-by: zhanglinjing <Linjing.Zhang@infineon.com>

Bugfix/desmakers 4270 serial.print is not allways working correctly i…

…n xmc for arduino version 3.5.0 (#322)

* fix: remove ringbuffer software implementation for uart tx

add: empty misra.txt