[scio-core] Fix compilation

[MaximeKjaer]

Errors:

[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:100:33 
[error] 100 |    Coder.xmap(Coder[(Long, Int)])(
[error]     |                                 ^
[error]     |                                 Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:100
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:108:37 
[error] 108 |    Coder.xmap(Coder[(Int, Int, Int)])(
[error]     |                                     ^
[error]     |                                     Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:108
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:114:42 
[error] 114 |    Coder.xmap(Coder[(Int, Int, Int, Int)])(
[error]     |                                          ^
[error]     |                                          Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:114
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:122:44 
[error] 122 |    Coder.xmap(Coder[(LocalDate, LocalTime)])(
[error]     |                                            ^
[error]     |                                           Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:122
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:128:33 
[error] 128 |    Coder.xmap(Coder[(Long, Int)])(
[error]     |                                 ^
[error]     |                                 Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:128
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:134:37 
[error] 134 |    Coder.xmap(Coder[(Int, Int, Int)])(
[error]     |                                     ^
[error]     |                                     Class <none> has not getter
[error]     | This location contains code that was inlined from JavaCoders.scala:134
[error] -- Error: /home/maxime/code/scio/scio-core/src/main/scala/com/spotify/scio/coders/instances/JavaCoders.scala:143:28 
[error] 143 |    Coder.xmap(Coder[String])(
[error]     |                            ^
[error]     |JavaBean contained a getter for field Chars but did not contain a matching setter.
[error]     | This location contains code that was inlined from JavaCoders.scala:143

[MaximeKjaer]

The message "has not getter" (which should be "has no getter" 😅 ) stems from IsJavaBean.