DOCSP-30725: add ruby EOL versions through v2.15 (#119)

* DOCSP-30725: add ruby EOL versions through v2.15

Author: Chris Cho

snooty.toml

@@ -13,6 +13,6 @@ docs = ["v5.3", "v5.2", "v5.1", "v4.2", "v4.0", "v3.6", "v3.4", "v3.2", "v3.0",
 mms = ["v4.4", "v4.2", "v4.0", "v3.6", "v3.4", "v2.0", "v1.8", "v1.6", "v1.5", "v1.4", "v1.3", "v1.2", "v1.1"]
 mongocli = ["v0.5.0", "v0.2.0", "v0.1.0", "v0.0.4", "v0.0.3", "v1.0.0", "v1.1.0", "v1.2.0", "v1.3.0", "v1.4.0", "v1.5", "v1.6", "v1.7", "v1.8", "v1.9", "v1.10", "v1.11", "v1.12", "v1.13", "v1.14", "v1.15", "v1.16", "v1.17", "v1.18", "v1.19", "v1.20", "v1.21", "v1.22", "v1.23", "v1.24"]
 atlas-cli = ["v1.1", "v1.0"]
-ruby-driver = ["v2.3", "v2.2", "v2.0", "v1.x"]
+ruby-driver = ["v2.15", "v2.14", "v2.13", "v2.12", "v2.11", "v2.10", "v2.9", "v2.8", "v2.7", "v2.6", "v2.5", "v2.4", "v2.3", "v2.2", "v2.0", "v1.x"]
 spark-connector = ["v2.0", "v1.1"]
 atlas-open-service-broker = ["master"]