Bump pip-tools from 5.5.0 to 6.0.0 in /ingestion-edge

Bumps [pip-tools](https://github.com/jazzband/pip-tools) from 5.5.0 to 6.0.0.
- [Release notes](https://github.com/jazzband/pip-tools/releases)
- [Changelog](https://github.com/jazzband/pip-tools/blob/master/CHANGELOG.md)
- [Commits](jazzband/pip-tools@5.5.0...6.0.0)

Signed-off-by: dependabot[bot] <support@github.com>

ingestion-edge/requirements.in

@@ -6,7 +6,7 @@ google-cloud-pubsub==1.0.2
 gunicorn==20.0.4
 kubernetes==12.0.1
 persist-queue==0.5.1
-pip-tools==5.5.0
+pip-tools==6.0.0
 psutil==5.8.0
 pytest-black==0.3.12
 pytest-cov==2.11.1

ingestion-edge/requirements.txt

@@ -362,9 +362,9 @@ persist-queue==0.5.1 \
     --hash=sha256:27a44e6376bdaff1375f09ba6e14f633192cd2bdc593b948a752d80edea4d68c \
     --hash=sha256:9e2890660305847609bcbfa814ce38229b3629ea98e6fd8fb858bf9533a98d83
     # via -r requirements.in
-pip-tools==5.5.0 \
-    --hash=sha256:10841c1e56c234d610d0466447685b9ea4ee4a2c274f858c0ef3c33d9bd0d985 \
-    --hash=sha256:cb0108391366b3ef336185097b3c2c0f3fa115b15098dafbda5e78aef70ea114
+pip-tools==6.0.0 \
+    --hash=sha256:7c31c5dfe6b3b2cfcdaf1712f34551964d809eb89ea3568a5d0b781426725824 \
+    --hash=sha256:98db6932c704770b14c150f415b25643f4546710c88dd800b3ed87b27d3139c6
     # via -r requirements.in
 pluggy==0.13.1 \
     --hash=sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0 \