drivers: counter: Add Infineon counter driver

Add implementation of the Infineon PSoC4 TCPWM-based counter driver.
- Provides basic counter operations
including start, stop, read, and set alarm.
- Supports configuration and initialization through Device Tree.
- Enables alarm callback handling for
precise time-based event generation.

Signed-off-by: Deepika R <deepika@aerlync.com>
Signed-off-by: Sayooj K Karun <sayooj@aerlync.com>