feat: add support for scala 2.13.15 #65

Job	Run time
Build and Test (ubuntu-latest, 2.13.15, temurin@17)	29s
Build and Test (ubuntu-latest, 2.13.14, temurin@17)	29s
Build and Test (ubuntu-latest, 2.13.13, temurin@17)	32s
Build and Test (ubuntu-latest, 2.13.12, temurin@17)	35s
Build and Test (ubuntu-latest, 2.13.11, temurin@17)	37s
Build and Test (ubuntu-latest, 2.13.10, temurin@17)	35s
Build and Test (ubuntu-latest, 2.13.9, temurin@17)	1s
Build and Test (ubuntu-latest, 2.13.8, temurin@17)	1s
Build and Test (ubuntu-latest, 2.13.7, temurin@17)	39s
Build and Test (ubuntu-latest, 2.13.6, temurin@17)	31s
Build and Test (ubuntu-latest, 2.13.5, temurin@17)	35s
Build and Test (ubuntu-latest, 2.13.4, temurin@17)	35s
Build and Test (ubuntu-latest, 2.13.3, temurin@17)	43s
Build and Test (ubuntu-latest, 2.13.2, temurin@17)	41s
Build and Test (ubuntu-latest, 2.12.19, temurin@17)	30s
Build and Test (ubuntu-latest, 2.12.18, temurin@17)	28s
Build and Test (ubuntu-latest, 2.12.17, temurin@17)	32s
Build and Test (ubuntu-latest, 2.12.16, temurin@17)	34s
Build and Test (ubuntu-latest, 2.12.15, temurin@17)	36s
Build and Test (ubuntu-latest, 2.12.14, temurin@17)	30s
Build and Test (ubuntu-latest, 2.12.13, temurin@17)	30s
Build and Test (ubuntu-latest, 2.11.12, temurin@17)	31s
Publish Artifacts	0s
	11m 14s

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