docs: Fix a bunch of typos (#15472)

Author: MojtabaHs

FirebaseAI/Sources/Types/Internal/Live/LiveSessionService.swift

@@ -23,8 +23,8 @@ import Foundation
 /// Facilitates communication with the backend for a ``LiveSession``.
 ///
 /// Using an actor will make it easier to adopt session resumption, as we have an isolated place for
-/// mainting mutablity, which is backed by Swift concurrency implicity; allowing us to avoid various
-/// edge-case issues with dead-locks and data races.
+/// maintaining mutablity, which is backed by Swift concurrency implicitly; allowing us to avoid
+/// various edge-case issues with dead-locks and data races.
 ///
 /// This mainly comes into play when we don't want to block developers from sending messages while a
 /// session is being reloaded.
@@ -54,7 +54,7 @@ actor LiveSessionService {
   private let jsonEncoder = JSONEncoder()
   private let jsonDecoder = JSONDecoder()
 
-  /// Long running task that that wraps around the websocket, propogating messages through the
+  /// Long running task that that wraps around the websocket, propagating messages through the
   /// public stream.
   private var responsesTask: Task<Void, Never>?
 
@@ -273,7 +273,7 @@ actor LiveSessionService {
     }
   }
 
-  /// Checks if an error should be propogated up, and maps it accordingly.
+  /// Checks if an error should be propagated up, and maps it accordingly.
   ///
   /// Some errors have public api alternatives. This function will ensure they're mapped
   /// accordingly.

scripts/repo/Sources/Util/Process.swift

@@ -26,7 +26,7 @@ public extension Process {
   ///   - env: A map of environment variables to set for the process.
   ///   - inheritEnvironment: When enabled, the parent process' environvment will also be applied
   ///   to this process. Effectively, this means that any environvment variables declared within the
-  ///   parent process will propogate down to this new process.
+  ///   parent process will propagate down to this new process.
   convenience init(_ exe: String,
                    _ args: [String] = [],
                    env: [String: String] = [:],
@@ -59,7 +59,7 @@ public extension Process {
 
   /// Run the process with signals from the parent process.
   ///
-  /// The signals `SIGINT` and `SIGTERM` will both be propogated
+  /// The signals `SIGINT` and `SIGTERM` will both be propagated
   /// down to the process from the parent process.
   ///
   /// This function will not return until the process is done running.