Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/processors/starlark/testdata/drop_string_fields.star

@@ -0,0 +1,14 @@
+# Drop fields if they contain a string.
+#
+# Example Input:
+# measurement,host=hostname a=1,b="somestring" 1597255410000000000
+#
+# Example Output:
+# measurement,host=hostname a=1 1597255410000000000
+
+def apply(metric):
+    for k, v in metric.fields.items():
+        if type(v) == "string":
+            metric.fields.pop(k)
+
+    return metric