Increase shard size for //src/test/java/com/google/devtools/build/lib:analysis_test

...to avoid occasional timeout failures on CI.

--
Change-Id: I176b5265284ffd89bcbe85c74b2a5bdc43857c6d
Reviewed-on: https://bazel-review.googlesource.com/#/c/7224
MOS_MIGRATED_REVID=138628567

src/test/java/com/google/devtools/build/lib/BUILD

diff --git a/src/test/java/com/google/devtools/build/lib/BUILD b/src/test/java/com/google/devtools/build/lib/BUILD
index 4c1f7b2..5029e2b 100644
--- a/src/test/java/com/google/devtools/build/lib/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/BUILD
@@ -477,7 +477,7 @@
     srcs = glob([
         "analysis/*.java",
     ]),
-    shard_count = 2,
+    shard_count = 6,
     tags = [
         "analysis",
         "no_windows",