Remove ssl check module (#5626)

##### Summary

Fixes: #5624

> memory leak in SSLSocket.getpeercert()

https://bugs.python.org/issue29738

##### Component Name
[collectors/python.d.plugin/sslcheck](https://github.com/netdata/netdata/tree/master/collectors/python.d.plugin/sslcheck)
##### Additional Information

collectors/python.d.plugin/Makefile.am

@@ -96,7 +96,6 @@ include smartd_log/Makefile.inc
 include spigotmc/Makefile.inc
 include springboot/Makefile.inc
 include squid/Makefile.inc
-include sslcheck/Makefile.inc
 include tomcat/Makefile.inc
 include tor/Makefile.inc
 include traefik/Makefile.inc

collectors/python.d.plugin/python.d.plugin.in

@@ -99,12 +99,13 @@ MODULE_SUFFIX = '.chart.py'
 
 OBSOLETED_MODULES = (
     'apache_cache',        # replaced by web_log
+    'cpuidle',             # rewritten in C
+    'cpufreq',             # rewritten in C
     'gunicorn_log',        # replaced by web_log
+    'linux_power_supply',  # rewritten in C
     'nginx_log',           # replaced by web_log
-    'cpufreq',             # rewritten in C
-    'cpuidle',             # rewritten in C
     'mdstat',              # rewritten in C
-    'linux_power_supply',  # rewritten in C
+    'sslcheck',            # memory leak bug https://github.com/netdata/netdata/issues/5624
 )