Move FilesetProvider to lib.analysis.fileset

This is part of splitting up the build-base library into separate libraries for
analysis, exec, and rules.

PiperOrigin-RevId: 164701931
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java b/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
index 0dcbc67..0957cbd 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
@@ -47,6 +47,7 @@
 import com.google.devtools.build.lib.analysis.config.BuildOptions;
 import com.google.devtools.build.lib.analysis.config.ConfigMatchingProvider;
 import com.google.devtools.build.lib.analysis.config.FragmentCollection;
+import com.google.devtools.build.lib.analysis.fileset.FilesetProvider;
 import com.google.devtools.build.lib.cmdline.Label;
 import com.google.devtools.build.lib.collect.ImmutableSortedKeyListMultimap;
 import com.google.devtools.build.lib.collect.nestedset.NestedSet;
@@ -77,7 +78,6 @@
 import com.google.devtools.build.lib.packages.RuleErrorConsumer;
 import com.google.devtools.build.lib.packages.Target;
 import com.google.devtools.build.lib.packages.TargetUtils;
-import com.google.devtools.build.lib.rules.fileset.FilesetProvider;
 import com.google.devtools.build.lib.shell.ShellUtils;
 import com.google.devtools.build.lib.syntax.EvalException;
 import com.google.devtools.build.lib.syntax.Type;