fixup of myth, influxdb and wiki migration in secrets env files

secrets/influxdb

@@ -0,0 +1,2 @@
+INFLUXDB_ADMIN_PASSWORD="FDVmcaykPBG&g7uaZ%FXu262&Hr*TAoU"
+INFLUXDB_USER_PASSWORD="mKabMeaUj!GG$v#yix3N67zNzTWTchN@"

secrets/mythtv

@@ -0,0 +1,3 @@
+DBPASSWORD=mythtv
+# the below won't work pretty sure - but I don't need ssh anyway, so fix it another day
+mythtv-user-password=here_is_a_m_y_t_h_t_v_s_s_h_pwd_769897865453

secrets/wiki

@@ -0,0 +1,10 @@
+# wiki app env vars
+DB_USER=wiki_dbuser
+DB_PASS=%dom^JT5dW*kAJkVjrsEBkZvd6Xw4Y#j
+DB_DATABASE=wiki
+
+# wiki db env vars
+MYSQL_DATABASE=${DB_DATABASE}
+MYSQL_USER=${DB_USER}
+MYSQL_PASSWORD=${DB_PASS}
+MYSQL_ROOT_PASSWORD=*WKY^Pq48*uX35Dj*tJYEbgi#SUewHcS