AK: Remove Lagom tools workaround for simdutf

Author: https://github.com/trflynn89
Commit: 3b96ef1a4d
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/674
Reviewed-by: https://github.com/ADKaster

AK/CMakeLists.txt

@@ -1,5 +1,6 @@
 set(SOURCES
     Assertions.cpp
+    Base64.cpp
     CircularBuffer.cpp
     ConstrainedStream.cpp
     CountingStream.cpp
@@ -37,10 +38,6 @@ set(SOURCES
     kmalloc.cpp
 )
 
-if (NOT LAGOM_TOOLS_ONLY)
-    list(APPEND SOURCES Base64.cpp)
-endif()
-
 serenity_lib(AK ak)
 
 serenity_install_headers(AK)
@@ -60,7 +57,5 @@ else()
     message(WARNING "Backtrace not found, stack traces will be unavailable")
 endif()
 
-if (NOT LAGOM_TOOLS_ONLY)
+find_package(simdutf REQUIRED)
-    find_package(simdutf REQUIRED)
+target_link_libraries(AK PRIVATE simdutf::simdutf)
-    target_link_libraries(AK PRIVATE simdutf::simdutf)
-endif()