Fix typos and formatting (#31766)

exporter/alertmanagerexporter/README.md

@@ -10,15 +10,15 @@
 [development]: https://github.com/open-telemetry/opentelemetry-collector#development
 <!-- end autogenerated section -->
 
-Exports OTEL Events (SpanEvent in Tracing added by AddEvent API) as Alerts to [Alertmanager] (https://prometheus.io/docs/alerting/latest/alertmanager/) back-end to notify Errors or Change events.
+Exports OTEL Events (SpanEvent in Tracing added by AddEvent API) as Alerts to [Alertmanager](https://prometheus.io/docs/alerting/latest/alertmanager/) back-end to notify Errors or Change events.
 
 Supported pipeline types: traces
 
 ## Getting Started
 
 The following settings are required:
 
-- `endpoint` : Alertmanager endpoint to send events
+- `endpoint`: Alertmanager endpoint to send events
 - `severity`: Default severity for Alerts
 
 
@@ -28,8 +28,8 @@ The following settings are optional:
 - [HTTP settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/config/confighttp/README.md)
 - [TLS and mTLS settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/config/configtls/README.md)
 - `generator_url` is the source of the alerts to be used in Alertmanager's payload. The default value is "opentelemetry-collector", and can be set to the URL of the opentelemetry collector.
-- `severity_attribute`is the spanevent Attribute name which can be used instead of default severity string in Alert payload
-   eg: If severity_attribute is set to "foo" and the SpanEvent has an attribute called foo, foo's attribute value will be used as the severity value for that particular Alert generated from the SpanEvent.
+- `severity_attribute` is the SpanEvent Attribute name which can be used instead of default severity string in Alert payload
+   e.g.: If `severity_attribute` is set to "foo" and the SpanEvent has an attribute called foo, foo's attribute value will be used as the severity value for that particular Alert generated from the SpanEvent.
 
 
 Example config:
@@ -55,4 +55,4 @@ exporters:
       max_interval: 60s
       max_elapsed_time: 10m
     generator_url: "opentelemetry-collector"
-```
+```