Minor fixes (#25059)

1) Examples: Remove double space between "option:" and "value"
2) Documentation: Fix rendering usses
3) Documentation: Remove `required: true` to match argspec

lib/ansible/modules/network/cloudengine/ce_snmp_community.py

@@ -103,32 +103,32 @@ EXAMPLES = '''
 
   - name: "Config SNMP community"
     ce_snmp_community:
-      state:  present
-      community_name:  Wdz123456789
-      access_right:  write
+      state: present
+      community_name: Wdz123456789
+      access_right: write
       provider: "{{ cli }}"
 
   - name: "Undo SNMP community"
     ce_snmp_community:
-      state:  absent
-      community_name:  Wdz123456789
-      access_right:  write
+      state: absent
+      community_name: Wdz123456789
+      access_right: write
       provider: "{{ cli }}"
 
   - name: "Config SNMP group"
     ce_snmp_community:
-      state:  present
-      group_name:  wdz_group
-      security_level:  noAuthNoPriv
-      acl_number:  2000
+      state: present
+      group_name: wdz_group
+      security_level: noAuthNoPriv
+      acl_number: 2000
       provider: "{{ cli }}"
 
   - name: "Undo SNMP group"
     ce_snmp_community:
-      state:  absent
-      group_name:  wdz_group
-      security_level:  noAuthNoPriv
-      acl_number:  2000
+      state: absent
+      group_name: wdz_group
+      security_level: noAuthNoPriv
+      acl_number: 2000
       provider: "{{ cli }}"
 '''