Update doc comments per rachel's input

Author: daymxn

FirebaseAI/Sources/FirebaseAI.swift

@@ -139,17 +139,17 @@ public final class FirebaseAI: Sendable {
 
   /// **[Public Preview]** Initializes a ``LiveGenerativeModel`` with the given parameters.
   ///
-  /// > Warning: For Firebase AI SDK, bidirectional streaming using Live API models is in Public
+  /// > Warning: Using the Firebase AI Logic SDKs with the Gemini Live API is in Public
   /// Preview, which means that the feature is not subject to any SLA or deprecation policy and
   /// could change in backwards-incompatible ways.
   ///
-  /// > Important: Only Live API models (typically containing `live-*` in the name) are supported.
+  /// > Important: Only models that support the Gemini Live API (typically containing `live-*` in the name) are supported.
   ///
   /// - Parameters:
-  ///   - modelName: The name of the Live API model to use, for example
+  ///   - modelName: The name of the model to use, for example
   ///     `"gemini-live-2.5-flash-preview"`;
   ///     see [model versions](https://firebase.google.com/docs/ai-logic/live-api?api=dev#models-that-support-capability)
-  ///     for a list of supported Live API models.
+  ///     for a list of supported models.
   ///   - generationConfig: The content generation parameters your model should use.
   ///   - tools: A list of ``Tool`` objects that the model may use to generate the next response.
   ///   - toolConfig: Tool configuration for any ``Tool`` specified in the request.

FirebaseAI/Sources/Types/Public/Live/AudioTranscriptionConfig.swift

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-/// Configuration options for audio transcriptions when communicating with a Live API model.
+/// Configuration options for audio transcriptions when communicating with a model that supports the Gemini Live API.
 ///
 /// While there are not currently any options, this will likely change in the future. For now, just
 /// providing an instance of this struct will enable audio transcriptions for the corresponding

FirebaseAI/Sources/Types/Public/Live/LiveSessionErrors.swift

@@ -14,7 +14,7 @@
 
 import Foundation
 
-/// The Live API model sent a message that the SDK failed to parse.
+/// The model sent a message that the SDK failed to parse.
 ///
 /// This may indicate that the SDK version needs updating, a model is too old for the current SDK
 /// version, or that the model is just
@@ -78,7 +78,7 @@ public struct LiveSessionUnexpectedClosureError: Error, Sendable, CustomNSError
   }
 }
 
-/// The Live API model refused our request to setup a live session.
+/// The model refused our request to setup a live session.
 ///
 /// This can occur due to the model not supporting the requested response modalities, the project
 /// not having access to the model, the model being invalid,  or some internal error.

FirebaseAI/Sources/Types/Public/ResponseModality.swift

@@ -57,7 +57,7 @@ public struct ResponseModality: EncodableProtoEnum, Sendable {
   /// > Warning: This is currently **only** supported via the
   /// > [live api](https://firebase.google.com/docs/ai-logic/live-api)\.
   /// >
-  /// > Furthermore, bidirectional streaming using Live API models is in Public Preview, which means
+  /// > Furthermore, using the Firebase AI Logic SDKs with the Gemini Live API is in Public Preview, which means
   /// > that the feature is not subject to any SLA or deprecation policy and could change in
   /// > backwards-incompatible ways.
   public static let audio = ResponseModality(kind: .audio)