Doc improvments : remove deprecated prog_name (#105)

* remove deprecated prog_name

* in config as well

config/acquis.yaml

@@ -8,7 +8,6 @@ labels:
 filenames:
  - /var/log/auth.log
  - /var/log/syslog
-#no need to set the prog_name, syslog format contains this info
 labels:
   type: syslog
 ---

docs/getting_started/glossary.md

@@ -41,7 +41,7 @@ filenames: #a list of file or regexp to read from (supports regular expressions)
   - /var/log/nginx/https_access.log
   - /var/log/nginx/error.log
 labels:
-  prog_name: nginx
+  type: nginx
 ---
 filenames:
   - /var/log/auth.log
@@ -49,7 +49,7 @@ labels:
   type: syslog
 ```
 
-The `labels` part is here to tag the incoming logs with a type. `labels.prog_name` and `labels.type` are used by the parsers to know which logs to process.
+The `labels` part is here to tag the incoming logs with a type. `labels.type` are used by the parsers to know which logs to process.
 
 ### **Parser**
 

docs/write_configurations/acquisition.md

@@ -6,14 +6,14 @@ There is two option:
  - Your logs are wrote from a syslog server, so you just have to install the [syslog parser](https://master.d3padiiorjhf1k.amplifyapp.com/author/crowdsecurity/configurations/syslog-logs)
  - You're log are read from a log file. Please add this kind of configuration in your `acquis.yaml` file:
 
-ⓘ the `prog_name` is the one that the parser in `s01-parse` filter will need to match.
+ⓘ the `type` is the one that the parser in `s01-parse` filter will need to match.
 
 
 ```
 ---
 filename: <PATH_TO_YOUR_LOG_FILE>
 labels:
-  prog_name: <PROGRAM_NAME>
+  type: <PROGRAM_NAME>
 
 ```
 Here an example:
@@ -25,7 +25,7 @@ Here an example:
 ---
 filename: /var/log/nginx/access.log
 labels:
-  prog_name: nginx
+  type: nginx
 ```
 
 </details>