Filesystem : move crc files to shared folder

Moved crc32.c, CRCTable.cpp, CRCTable.h from ext2, and crc_table.c from the UDF filesystem to shared directory

Modified Jam files to use these files from shared directory for ext2 and UDF filesystem

Change-Id: Ie2c79ce0a3ec7d1ea497e725a288c31528dcaa86
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5343
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>

src/add-ons/kernel/file_systems/ext2/Jamfile

@@ -5,6 +5,7 @@ UsePrivateHeaders [ FDirName kernel util ] ;
 UsePrivateHeaders shared storage ;
 UsePrivateHeaders file_systems ;
 UsePrivateKernelHeaders ;
+UseHeaders [ FDirName $(HAIKU_TOP) src add-ons kernel file_systems shared ] : true ;
 
 KernelAddon ext2 :
 	Attribute.cpp
@@ -32,3 +33,9 @@ KernelAddon ext2 :
 
 SEARCH on [ FGristFiles DeviceOpener.cpp ]
 	= [ FDirName  $(HAIKU_TOP) src add-ons kernel file_systems shared ] ;
+
+SEARCH on [ FGristFiles crc32.c ]
+	= [ FDirName  $(HAIKU_TOP) src add-ons kernel file_systems shared ] ;
+
+SEARCH on [ FGristFiles CRCTable.cpp ]
+	= [ FDirName  $(HAIKU_TOP) src add-ons kernel file_systems shared ] ;

src/tests/add-ons/kernel/file_systems/udf/udf_shell/Jamfile

@@ -59,3 +59,6 @@ BuildPlatformMain <build>udf_shell
 	<build>fs_shell.a $(HOST_LIBSUPC++) $(HOST_LIBSTDC++)
 	$(HOST_LIBROOT) $(fsShellCommandLibs)
 ;
+
+SEARCH on [ FGristFiles crc_table.cpp ]
+	+= [ FDirName $(HAIKU_TOP) src add-ons kernel file_systems shared ] ;