doc_fragments: Clean up parameter types (database) (#52178)

* module_utils: Clean up parameter types (database)

This PR includes:

- Parameter types added
- Copyright format fixes
- Short license statement
- Description fixes (only for a few files, then I stopped :-))

* Fix validate-modules test ignores

lib/ansible/plugins/doc_fragments/influxdb.py

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 # Copyright: (c) 2017, Ansible Project
 # Copyright: (c) 2017, Abhijeet Kasurde (akasurde@redhat.com)
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
@@ -5,60 +7,71 @@
 
 class ModuleDocFragment(object):
     # Parameters for influxdb modules
-    DOCUMENTATION = '''
+    DOCUMENTATION = r'''
 options:
   hostname:
     description:
     - The hostname or IP address on which InfluxDB server is listening.
-    - Since version 2.5, defaulted to localhost.
+    - Since Ansible 2.5, defaulted to localhost.
+    type: str
     default: localhost
   username:
     description:
     - Username that will be used to authenticate against InfluxDB server.
-    - Alias C(login_username) added in version 2.5.
+    - Alias C(login_username) added in Ansible 2.5.
+    type: str
     default: root
     aliases: [ login_username ]
   password:
     description:
     - Password that will be used to authenticate against InfluxDB server.
-    - Alias C(login_password) added in version 2.5.
+    - Alias C(login_password) added in Ansible 2.5.
+    type: str
     default: root
     aliases: [ login_password ]
   port:
     description:
     - The port on which InfluxDB server is listening
+    type: int
     default: 8086
   validate_certs:
     description:
     - If set to C(no), the SSL certificates will not be validated.
     - This should only set to C(no) used on personally controlled sites using self-signed certificates.
-    default: true
+    type: bool
+    default: yes
     version_added: "2.5"
   ssl:
     description:
     - Use https instead of http to connect to InfluxDB server.
+    type: bool
     version_added: "2.5"
   timeout:
     description:
     - Number of seconds Requests will wait for client to establish a connection.
+    type: int
     version_added: "2.5"
   retries:
     description:
     - Number of retries client will try before aborting.
     - C(0) indicates try until success.
+    type: int
     default: 3
     version_added: "2.5"
   use_udp:
     description:
     - Use UDP to connect to InfluxDB server.
+    type: bool
     version_added: "2.5"
   udp_port:
     description:
     - UDP port to connect to InfluxDB server.
+    type: int
     default: 4444
     version_added: "2.5"
   proxies:
     description:
     - HTTP(S) proxy to use for Requests to connect to InfluxDB server.
+    type: str
     version_added: "2.5"
 '''