Bump up influxdb to 2.9 with corresponding deps updated

Change-Id: Ic329e4eff65b7be74c20ffc25c78aa64b24c4728
diff --git a/lib/deps.json b/lib/deps.json
index c6d7948..0b04ba4 100644
--- a/lib/deps.json
+++ b/lib/deps.json
@@ -144,10 +144,13 @@
     "hk2-utils": "mvn:org.glassfish.hk2:hk2-utils:2.5.0-b42",
     "httpclient-osgi": "mvn:org.apache.httpcomponents:httpclient-osgi:4.5.1",
     "httpcore-osgi": "mvn:org.apache.httpcomponents:httpcore-osgi:4.4.4",
-    "influxdb-java": "mvn:org.influxdb:influxdb-java:2.2",
-    "retrofit": "mvn:com.squareup.retrofit:retrofit:1.9.0",
-    "okhttp": "mvn:com.squareup.okhttp:okhttp:2.4.0",
-    "okio": "mvn:com.squareup.okio:okio:1.4.0",
+    "influxdb-java": "mvn:org.influxdb:influxdb-java:2.9",
+    "retrofit": "mvn:com.squareup.retrofit2:retrofit:2.3.0",
+    "converter-moshi": "mvn:com.squareup.retrofit2:converter-moshi:2.3.0",
+    "okhttp": "mvn:com.squareup.okhttp3:okhttp:3.9.1",
+    "logging-interceptor": "mvn:com.squareup.okhttp3:logging-interceptor:3.9.1",
+    "moshi": "mvn:com.squareup.moshi:moshi:1.4.0",
+    "okio": "mvn:com.squareup.okio:okio:1.11.0",
     "jackson-annotations": "mvn:com.fasterxml.jackson.core:jackson-annotations:2.8.10",
     "jackson-core": "mvn:com.fasterxml.jackson.core:jackson-core:2.8.10",
     "jackson-databind": "mvn:com.fasterxml.jackson.core:jackson-databind:2.8.10",