Remove unused includes

2 jobs for master in 80 minutes and 49 seconds (queued for 57 minutes and 58 seconds)
Status Job ID Name Coverage
  Build
failed #63422
build_clazy_clang_tidy

00:29:25

passed #63421
linux kf5-qt5 qt5.12

00:51:24

44.0%
 
Name Stage Failure
failed
build_clazy_clang_tidy Build
[ 93%] Building CXX object resources/imap/CMakeFiles/akonadi_imap_resource.dir/serverinfodialog.cpp.o
[ 93%] Linking CXX executable ../../bin/akonadi_imap_resource
[ 93%] Built target akonadi_imap_resource
make: *** [Makefile:160: all] Error 2
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ERROR: Job failed: exit code 1