[ci] also force clang 19 on trixie as previous versions are incompati… #2184

Job	Run time
Template generation (score-avnd-simple-template)	17s
Template generation (score-vfx-template)	14s
Template generation (score-process-template)	15s
Template generation (score-device-template)	17s
Template generation (score-offline-process-template)	15s
score-vfx-template (Windows)	8m 5s
score-process-template (Windows)	8m 34s
score-device-template (Windows)	7m 26s
score-avnd-simple-template (Windows)	6m 20s
score-offline-process-template (Windows)	7m 53s
score-vfx-template (Ubuntu)	4m 53s
score-process-template (Ubuntu)	4m 28s
score-device-template (Ubuntu)	4m 28s
score-avnd-simple-template (Ubuntu)	4m 32s
score-offline-process-template (Ubuntu)	4m 6s
score-vfx-template (macOS)	5m 17s
score-process-template (macOS)	4m 24s
score-device-template (macOS)	5m 4s
score-avnd-simple-template (macOS)	4m 57s
score-offline-process-template (macOS)	4m 13s
	1h 25m 58s

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