Remove catchall silents from prod code (#27432)

* WIP

* Remove catch all silent annocations from prod code

akka-stream/src/main/scala/akka/stream/javadsl/Source.scala

@@ -225,7 +225,7 @@ object Source {
    * element is produced it will not receive that tick element later. It will
    * receive new tick elements as soon as it has requested more elements.
    */
-  @silent
+  @silent("deprecated")
   def tick[O](initialDelay: java.time.Duration, interval: java.time.Duration, tick: O): javadsl.Source[O, Cancellable] =
     Source.tick(initialDelay.asScala, interval.asScala, tick)
 
@@ -1515,7 +1515,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    * '''Cancels when''' downstream cancels
    *
    */
-  @silent
+  @silent("deprecated")
   def recoverWith(pf: PartialFunction[Throwable, _ <: Graph[SourceShape[Out], NotUsed]]): Source[Out, Mat] =
     new Source(delegate.recoverWith(pf))
 
@@ -2190,7 +2190,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    * `n` must be positive, and `d` must be greater than 0 seconds, otherwise
    * IllegalArgumentException is thrown.
    */
-  @silent
+  @silent("deprecated")
   def groupedWithin(n: Int, d: java.time.Duration): javadsl.Source[java.util.List[Out @uncheckedVariance], Mat] =
     groupedWithin(n, d.asScala)
 
@@ -2238,7 +2238,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    * `maxWeight` must be positive, and `d` must be greater than 0 seconds, otherwise
    * IllegalArgumentException is thrown.
    */
-  @silent
+  @silent("deprecated")
   def groupedWeightedWithin(
       maxWeight: Long,
       costFn: function.Function[Out, java.lang.Long],
@@ -2300,7 +2300,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    * @param of time to shift all messages
    * @param strategy Strategy that is used when incoming elements cannot fit inside the buffer
    */
-  @silent
+  @silent("deprecated")
   def delay(of: java.time.Duration, strategy: DelayOverflowStrategy): Source[Out, Mat] =
     delay(of.asScala, strategy)
 
@@ -2346,7 +2346,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def dropWithin(d: java.time.Duration): javadsl.Source[Out, Mat] =
     dropWithin(d.asScala)
 
@@ -2472,7 +2472,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels or timer fires
    */
-  @silent
+  @silent("deprecated")
   def takeWithin(d: java.time.Duration): javadsl.Source[Out, Mat] =
     takeWithin(d.asScala)
 
@@ -3021,7 +3021,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def initialTimeout(timeout: java.time.Duration): javadsl.Source[Out, Mat] =
     initialTimeout(timeout.asScala)
 
@@ -3054,7 +3054,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def completionTimeout(timeout: java.time.Duration): javadsl.Source[Out, Mat] =
     completionTimeout(timeout.asScala)
 
@@ -3089,7 +3089,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def idleTimeout(timeout: java.time.Duration): javadsl.Source[Out, Mat] =
     idleTimeout(timeout.asScala)
 
@@ -3124,7 +3124,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def backpressureTimeout(timeout: java.time.Duration): javadsl.Source[Out, Mat] =
     backpressureTimeout(timeout.asScala)
 
@@ -3167,7 +3167,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def keepAlive(maxIdle: java.time.Duration, injectedElem: function.Creator[Out]): javadsl.Source[Out, Mat] =
     keepAlive(maxIdle.asScala, injectedElem)
 
@@ -3573,7 +3573,7 @@ final class Source[Out, Mat](delegate: scaladsl.Source[Out, Mat]) extends Graph[
    *
    * '''Cancels when''' downstream cancels
    */
-  @silent
+  @silent("deprecated")
   def initialDelay(delay: java.time.Duration): javadsl.Source[Out, Mat] =
     initialDelay(delay.asScala)