fix!: remove rpc or fields that are unintended to release (#491)

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PiperOrigin-RevId: 364697203
Source-Link: googleapis/googleapis@80c3d0d
PiperOrigin-RevId: 364696134
Source-Link: googleapis/googleapis@c2bdbfa
PiperOrigin-RevId: 364356707
Source-Link: googleapis/googleapis@5ef92c3
PiperOrigin-RevId: 363947872
Source-Link: googleapis/googleapis@5da78db
PiperOrigin-RevId: 363762006
Source-Link: googleapis/googleapis@8d17d8f

fix!: remove StreamingAnalyzeContent, CreateCallMatcher, ListCallMatchers, DeleteCallMatcher rpc from v2/v2beta1 
fix!: remove `input_audio` field from AnalyzeContentRequest from v2/v2beta1 
fix!: Remove resource_reference from UpdateAnswerRecord
docs: fix link for version and environment in participant doc
fix: Add all missing regional HTTP bindings in DF API
feat: expose MP3_64_KBPS and MULAW for output audio encodings
fix!: remove proto message CreateCallMatcherRequest, CreateCallMatcherResponse, ListCallMatchersRequest, ListCallMatchersResponse, DeleteCallMatcherRequest, DeleteCallMatcherResponse, CallMatcher, StreamingAnalyzeContentRequest, StreamingAnalyzeContentResponse, AudioInput from v2/v2beta1, TelephonyDtmfEvents, TelephonyDtmf from v2

google-cloud-dialogflow/clirr-ignored-differences.xml

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- see http://www.mojohaus.org/clirr-maven-plugin/examples/ignored-differences.html -->
+<differences>
+  <!-- TODO: remove after 3.0.0 is released -->
+  <difference>
+    <className>com/google/cloud/dialogflow/*/ConversationsClient*</className>
+    <differenceType>8001</differenceType>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/*Participants*</className>
+    <differenceType>7002</differenceType>
+    <method>* streamingAnalyzeContent*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/*Participants*</className>
+    <differenceType>7002</differenceType>
+    <method>* analyzeContent*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/*Participants*</className>
+    <differenceType>7002</differenceType>
+    <method>* *CallMatcher*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/stub/*Participants*</className>
+    <differenceType>7002</differenceType>
+    <method>* streamingAnalyzeContent*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/stub/*Participants*</className>
+    <differenceType>7002</differenceType>
+    <method>* *CallMatcher*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/*Conversations*</className>
+    <differenceType>7002</differenceType>
+    <method>* streamingAnalyzeContent*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/*Conversations*</className>
+    <differenceType>7002</differenceType>
+    <method>* *CallMatcher*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/stub/*Conversations*</className>
+    <differenceType>7002</differenceType>
+    <method>* streamingAnalyzeContent*(*)</method>
+  </difference>
+  <difference>
+    <className>com/google/cloud/dialogflow/*/stub/*Conversations*</className>
+    <differenceType>7002</differenceType>
+    <method>* *CallMatcher*(*)</method>
+  </difference>
+</differences>