Remove deprecated Helidon Inject #7039

Job	Run time
checkstyle	3m 53s
build	6m 20s
shellcheck	3m 12s
copyright	3m 29s
spotbugs/core	11m 3s
tests/native-image-mp-1-linux	7m 19s
tests/tck-cdi	17m 43s
spotbugs/integrations	7m 34s
tests/core	10m 57s
tests/native-image-mp-2-linux	11m 22s
tests/tck-rest	14m 46s
spotbugs/others	11m 57s
tests/it	14m 42s
tests/native-image-mp-3-linux	6m 47s
tests/tck-others	17m 25s
tests/dbclient	8m 55s
tests/native-image-se-1-linux	6m 53s
tests/dbclient-oracle	16m 6s
tests/native-image-inject-linux	6m 44s
tests/native-image-mp-1-macos	9m 29s
archetypes/r1-jar	6m 49s
tests/others	12m 46s
docs	4m 46s
tests/native-image-mp-2-macos	20m 35s
archetypes/r2-jar	7m 3s
tests/native-image-mp-3-macos	10m 20s
archetypes/r3-jar	6m 3s
examples/linux	12m 44s
tests/native-image-se-1-macos	7m 55s
javadoc (core)	6m 53s
examples/macos	9m 22s
javadoc (integrations)	5m 23s
tests/native-image-inject-macos	6m 24s
archetypes/r4-jar	7m 34s
javadoc (others)	7m 27s
archetypes/r5-jar	5m 15s
archetypes/legacy	4m 36s
tests/packaging-jar-linux	8m 18s
quickstarts/linux	12m 22s
tests/packaging-jlink-linux	13m 10s
quickstarts/macos	17m 6s
tests/packaging-jar-macos	5m 10s
tests/packaging-jlink-macos	6m 44s
tests/results	13s
gate	1s
	6h 41m 35s

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