Update kubernetes.md

update OIDC_OP_LOGOUT_ENDPOINT default value

Author: wowi42

docs/installation/kubernetes.md

@@ -124,7 +124,7 @@ OIDC_OP_JWKS_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol
 OIDC_OP_AUTHORIZATION_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol/openid-connect/auth
 OIDC_OP_TOKEN_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol/openid-connect/token
 OIDC_OP_USER_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol/openid-connect/userinfo
-OIDC_OP_LOGOUT_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol/openid-connect/session/end
+OIDC_OP_LOGOUT_ENDPOINT: https://keycloak.127.0.0.1.nip.io/realms/impress/protocol/openid-connect/logout
 OIDC_RP_CLIENT_ID: impress
 OIDC_RP_CLIENT_SECRET: ThisIsAnExampleKeyForDevPurposeOnly
 OIDC_RP_SIGN_ALGO: RS256