[Dependabot]: Bump neorv32 from `3d71f3e` to `cb25a4f`

[dependabot[bot]]

Bumps neorv32 from 3d71f3e to cb25a4f.

Commits

• cb25a4f [rtl] remove illegal (escape) character
• e688424 :warning: rework PWM module (#1049)
• 517e263 [vivado_ip] increase number of pwm channels
• 2244ed3 :warning: [rtl] rework pwm module
• 81a27e1 [changelog] add v1.10.5.4
• e9393d1 [sw] update pwm example program
• 7429e28 [sw/lib] rework pwm HAL
• e545c44 [sim] update PWM configuration
• 49225c6 [top] update pwm_o port
• 1891376 [figures] soc: 16x pwm channels
• Additional commits viewable in compare view

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