Remove nonessential test files

Signed-off-by: Ian Howell <ian.howell0@gmail.com>

cmd/helm/testdata/testcharts/chart-with-schema-and-subchart/.helmignore

@@ -1,21 +0,0 @@
-# Patterns to ignore when building packages.
-# This supports shell glob matching, relative path matching, and
-# negation (prefixed with !). Only one pattern per line.
-.DS_Store
-# Common VCS dirs
-.git/
-.gitignore
-.bzr/
-.bzrignore
-.hg/
-.hgignore
-.svn/
-# Common backup files
-*.swp
-*.bak
-*.tmp
-*~
-# Various IDEs
-.project
-.idea/
-*.tmproj

cmd/helm/testdata/testcharts/chart-with-schema-and-subchart/charts/subchart-with-schema/README.md

@@ -1,3 +0,0 @@
-#Empty
-
-This space intentionally left blank.

cmd/helm/testdata/testcharts/chart-with-schema-negative/README.md

@@ -1,3 +0,0 @@
-#Empty
-
-This space intentionally left blank.

cmd/helm/testdata/testcharts/chart-with-schema/README.md

@@ -1,3 +0,0 @@
-#Empty
-
-This space intentionally left blank.