ssh: remove unused hosts

ssh/config.xenon

@@ -68,11 +68,6 @@ Host db-mdb11
     IdentityFile=~/.ssh/dbservers
     HostName 192.168.1.13
 
-Host db-pg15
-    User etorres
-    IdentityFile=~/.ssh/dbservers
-    HostName 192.168.1.29
-
 Host db-pg17
     User etorres
     IdentityFile=~/.ssh/dbservers
@@ -83,16 +78,6 @@ Host dev-01
     IdentityFile=~/.ssh/dev-01
     HostName 192.168.1.94
 
-Host dev-02
-    User etorres
-    IdentityFile=~/.ssh/dev-02
-    HostName 192.168.1.31
-
-Host dev-03
-    User etorres
-    IdentityFile=~/.ssh/dev-03
-    HostName 192.168.1.63
-
 Host gms-01
     User etorres
     IdentityFile=~/.ssh/gms-01