Fixed OTLP receivers, bumped to observatorium-otelcol v0.3.0 (#20)

Signed-off-by: Juraci Paixão Kröhling <juraci@kroehling.de>

collector.yaml

@@ -8,7 +8,7 @@ receivers:
       oidc:
         issuer_url: https://dex.dex.svc.cluster.local:5556/dex
         audience: test
-        issuer_ca_path: /etc/pki/ca-trust/source/anchors/cacert.crt
+        issuer_ca_path: /etc/pki/ca-trust/source/anchors/service-ca.crt
         username_claim: email
 
 processors:

deploy/observatorium-otelcol.yaml

@@ -16,13 +16,15 @@ data:
 
     receivers:
       otlp:
-        endpoint: localhost:4317
-        auth:
-          oidc:
-            issuer_url: https://dex.dex.svc.cluster.local:5556/dex
-            audience: test
-            issuer_ca_path: /etc/pki/ca-trust/source/anchors/service-ca.crt
-            username_claim: email
+        protocols:
+          grpc:
+            endpoint: localhost:4317
+            auth:
+              oidc:
+                issuer_url: https://dex.dex.svc.cluster.local:5556/dex
+                audience: test
+                issuer_ca_path: /etc/pki/ca-trust/source/anchors/service-ca.crt
+                username_claim: email
 
     processors:
       # this processor will read an env var named OTEL_RESOURCE (key=value,key2=value2) and add each key-value pair as a resource attribute
@@ -87,7 +89,7 @@ spec:
     spec:
       containers:
       - name: otelcol
-        image: quay.io/observatorium/opentelemetry-collector:v0.2.3
+        image: quay.io/observatorium/opentelemetry-collector:v0.3.0
         args: ["--config=/etc/otelcol/config.yaml"]
         resources:
           requests: