Revert "Update Sourcegraph Docker images Docker tags to v3.12.0"

This reverts commit 15cf450.

Author: beyang

base/frontend/sourcegraph-frontend.Deployment.yaml

@@ -50,7 +50,7 @@ spec:
           value: /mnt/cache/$(POD_NAME)
         - name: GRAFANA_SERVER_URL
           value: http://grafana:30070
-        image: index.docker.io/sourcegraph/frontend:3.12.0@sha256:b36d9d25928ae0cb55a40410d143c900dcd6ae5a6dc9b67af458d020ccda64a0
+        image: index.docker.io/sourcegraph/frontend:3.12.0-rc.6@sha256:13475f340885f2b53a8f3e4242381e6408c8f2d4e79a46d456d82c2166d6b694
         terminationMessagePolicy: FallbackToLogsOnError
         livenessProbe:
           httpGet:

base/github-proxy/github-proxy.Deployment.yaml

@@ -25,7 +25,7 @@ spec:
     spec:
       containers:
       - env:
-        image: index.docker.io/sourcegraph/github-proxy:3.12.0@sha256:2de0cd2548bebc9ccd191707cc7b5c8b14eb9c781a28f978ded2e55b31c94764
+        image: index.docker.io/sourcegraph/github-proxy:3.12.0-rc.6@sha256:aad4f722708ee4a0e90c49b3636db00a5af2f0aa32f4242fddfe11cb9fb1072a
         terminationMessagePolicy: FallbackToLogsOnError
         name: github-proxy
         ports:

base/gitserver/gitserver.StatefulSet.yaml

@@ -24,7 +24,7 @@ spec:
       - args:
         - run
         env:
-        image: index.docker.io/sourcegraph/gitserver:3.12.0@sha256:9124c41d3f40f85cabccb9818ace192aacfe5f3684761b20208a512ade8524e2
+        image: index.docker.io/sourcegraph/gitserver:3.12.0-rc.6@sha256:4c84fd20e88596e565d60c756b956130d1d4e125e869f305bbb79aea139bf623
         terminationMessagePolicy: FallbackToLogsOnError
         livenessProbe:
           initialDelaySeconds: 5

base/lsif-server/lsif-server.Deployment.yaml

@@ -31,7 +31,7 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: metadata.name
-        image: index.docker.io/sourcegraph/lsif-server:3.12.0@sha256:28ca0001b58ca1192b30fce4120dd8bfc81429f5abafbec367737305fa05608f
+        image: index.docker.io/sourcegraph/lsif-server:3.12.0-rc.6@sha256:25e17643dbc607f9ddee66757f8eb010ce3242e8003597f8b9cb0c409da2749a
         terminationMessagePolicy: FallbackToLogsOnError
         name: lsif-server
         livenessProbe:

base/query-runner/query-runner.Deployment.yaml

@@ -25,7 +25,7 @@ spec:
     spec:
       containers:
       - env:
-        image: index.docker.io/sourcegraph/query-runner:3.12.0@sha256:038449838c5b86b005ee56ab15a9c7069440c0bb7edb0cbfa4e87993ed69b3c5
+        image: index.docker.io/sourcegraph/query-runner:3.12.0-rc.6@sha256:60c334f82f36a971dec2f4b4e04e3f1e6333be817c01fdbadf7a3f7d7c0c04f4
         terminationMessagePolicy: FallbackToLogsOnError
         name: query-runner
         ports:

base/replacer/replacer.Deployment.yaml

@@ -33,7 +33,7 @@ spec:
               fieldPath: metadata.name
         - name: CACHE_DIR
           value: /mnt/cache/$(POD_NAME)
-        image: index.docker.io/sourcegraph/replacer:3.12.0@sha256:9fb03ea4542c5e171276d6456677d8379c8e1855b51b28c3c574c8e6714e45b1
+        image: index.docker.io/sourcegraph/replacer:3.12.0-rc.6@sha256:24da667077a43d1804f98793a382685b323546bb95521ebacdc3148347eb2cfb
         terminationMessagePolicy: FallbackToLogsOnError
         name: replacer
         ports:

base/repo-updater/repo-updater.Deployment.yaml

@@ -25,7 +25,7 @@ spec:
         app: repo-updater
     spec:
       containers:
-      - image: index.docker.io/sourcegraph/repo-updater:3.12.0@sha256:cb9de3e8c378d829351ffa9fa1f6a88ee76f78673516e3489138a0ccf902f00f
+      - image: index.docker.io/sourcegraph/repo-updater:3.12.0-rc.6@sha256:52adcd85bb7d6949ed75c6ae18a37953e877c9671431b7a07a45b5b78f08b9d8
         env:
         terminationMessagePolicy: FallbackToLogsOnError
         name: repo-updater

base/searcher/searcher.Deployment.yaml

@@ -33,7 +33,7 @@ spec:
               fieldPath: metadata.name
         - name: CACHE_DIR
           value: /mnt/cache/$(POD_NAME)
-        image: index.docker.io/sourcegraph/searcher:3.12.0@sha256:f390bddfb6a0a4554afcab3bd0ab2e9e281383b0a5b52116fe65bf01f24ff634
+        image: index.docker.io/sourcegraph/searcher:3.12.0-rc.6@sha256:7fa24888b8379df507e01e18aca94a025c32a1307a9a300ab6998899ac1fcdc6
         terminationMessagePolicy: FallbackToLogsOnError
         name: searcher
         ports:

base/symbols/symbols.Deployment.yaml

@@ -33,7 +33,7 @@ spec:
               fieldPath: metadata.name
         - name: CACHE_DIR
           value: /mnt/cache/$(POD_NAME)
-        image: index.docker.io/sourcegraph/symbols:3.12.0@sha256:618902dfb0d62a0713b95652eeb76c17fb0fb94ea5d7db0643310749abdaf783
+        image: index.docker.io/sourcegraph/symbols:3.12.0-rc.6@sha256:89d08ff739e5e95a1b1a04f2a97965e44e8d71c23a1755e1103356a4e86f8dfa
         terminationMessagePolicy: FallbackToLogsOnError
         name: symbols
         livenessProbe: