ci: fix container builds for PRs and sets proper PX4 git tags #2424

Job	Run time
Scan for Board Targets	39s
Build Group [base-px4]	4m 59s
Build Group [nuttx-px4-0]	10m 17s
Build Group [nuttx-px4-1]	14m 8s
Build Group [nuttx-px4-2]	14m 42s
Build Group [nuttx-px4-3]	6m 33s
Build Group [nuttx-mro-0]	10m 51s
Build Group [nuttx-mro-1]	3m 20s
Build Group [nuttx-nxp-0]	11m 52s
Build Group [nuttx-nxp-1]	4m 52s
Build Group [nuttx-cubepilot]	9m 16s
Build Group [nuttx-cuav]	6m 41s
Build Group [nuttx-matek]	6m 47s
Build Group [nuttx-ark-0]	6m 32s
Build Group [nuttx-ark-1]	5m 53s
Build Group [nuttx-micoair]	5m 43s
Build Group [nuttx-holybro-0]	10m 5s
Build Group [nuttx-holybro-1]	5m 54s
Build Group [nuttx-0]	11m 46s
Build Group [nuttx-1]	9m 57s
Build Group [nuttx-2]	11m 55s
Build Group [nuttx-3]	4m 29s
Build Group [armhf-0]	4m 39s
Build Group [aarch64-0]	2m 34s
Create Release and Upload Artifacts	0s
Upload Artifacts to S3	0s
	3h 4m 24s

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