[JENKINS-73900] Un-inline JS in `ModuleLocation/config.jelly` and fix validation logic #319

Line Coverage: 50.00% (+1.53%)

Overall project (difference to reference job)
* Line Coverage: 52.44% (2137/4075) - Delta: -0.34%
* Branch Coverage: 43.19% (812/1880) - Delta: -0.21%
* Complexity Density: 0.43 - Delta: +0.00
* Lines of Code: 4075 - Delta: +0
Modified files (difference to reference job)
* Line Coverage: 48.47% (601/1240) - Delta: -1.13%
* Branch Coverage: 37.80% (223/590) - Delta: -0.68%
* Complexity Density: 0.43
* Lines of Code: 1240
Modified code lines (difference to modified files)
* Line Coverage: 50.00% (2/4) - Delta: +1.53%
* Lines of Code: 4
Indirect changes
* Line Coverage: 7.14% (1/14)
* Branch Coverage: 0.00% (0/4)
* Lines of Code: 14

No active quality gates.

	Module Coverage	Package Coverage	File Coverage	Class Coverage	Method Coverage	Line Coverage	Branch Coverage	Instruction Coverage
🐾 Overall project	100.00% (1/1)	100.00% (5/5)	92.98% (53/57)	68.87% (104/151)	58.99% (489/829)	52.44% (2137/4075)	43.19% (812/1880)	51.06% (9198/18013)
📈 Overall project (difference to reference job)	+0.00%	+0.00%	+0.00%	+0.00%	+0.00%	-0.34% ⬇️	-0.21% ⬇️	-0.30% ⬇️
🐾 Modified files	100.00% (1/1)	100.00% (1/1)	100.00% (1/1)	59.09% (13/22)	59.67% (145/243)	48.47% (601/1240)	37.80% (223/590)	48.57% (2743/5648)
📈 Modified files (difference to reference job)	n/a	n/a	n/a	n/a	n/a	-1.13% ⬇️	-0.68% ⬇️	n/a
🐾 Modified code lines	100.00% (1/1)	100.00% (1/1)	100.00% (1/1)	n/a	n/a	50.00% (2/4)	n/a	n/a
📈 Modified code lines (difference to modified files)	n/a	n/a	n/a	n/a	n/a	+1.53% ⬆️	n/a	n/a
🐾 Indirect changes	100.00% (1/1)	100.00% (1/1)	100.00% (1/1)	n/a	n/a	7.14% (1/14)	0.00% (0/4)	n/a