Update dependency org.spigotmc:spigot to v26

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
org.spigotmc:spigot	1.20.6 → 26.1
org.spigotmc:spigot	1.20.4 → 26.1
org.spigotmc:spigot	1.20.2 → 26.1
org.spigotmc:spigot	1.19.4 → 26.1
org.spigotmc:spigot	1.19.3 → 26.1
org.spigotmc:spigot	1.18.2 → 26.1
org.spigotmc:spigot	1.18.1 → 26.1
org.spigotmc:spigot	1.20 → 26.1
org.spigotmc:spigot	1.19 → 26.1
org.spigotmc:spigot	1.9.4 → 26.1
org.spigotmc:spigot	1.9.2 → 26.1
org.spigotmc:spigot	1.8.8 → 26.1
org.spigotmc:spigot	1.8.3 → 26.1
org.spigotmc:spigot	1.17.1 → 26.1
org.spigotmc:spigot	1.16.5 → 26.1
org.spigotmc:spigot	1.16.3 → 26.1
org.spigotmc:spigot	1.16.1 → 26.1
org.spigotmc:spigot	1.15.2 → 26.1
org.spigotmc:spigot	1.14.4 → 26.1
org.spigotmc:spigot	1.13.2 → 26.1
org.spigotmc:spigot	1.13 → 26.1
org.spigotmc:spigot	1.12.2 → 26.1
org.spigotmc:spigot	1.11.2 → 26.1
org.spigotmc:spigot	1.10.2 → 26.1

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