Remove aspnetcore-daily-dev-builds schedules (#22639)

* Remove aspnetcore-daily-dev-builds schedules
  - was about to disable the pipeline but found I wanted to run it manually
  - see https://github.com/dotnet/aspnetcore/issues/22556#issuecomment-639269389

* !fixup! Correct binlog paths
  - broken a while ago when I changed working directories

.azure/pipelines/devBuilds.yml

@@ -8,15 +8,6 @@ trigger: none
 # no PR builds
 pr: none
 
-# Schedule this pipeline to run every midnight
-schedules:
-- cron: "0 8 * * *"
-  displayName: Daily midnight Dev builds
-  branches:
-    include:
-    - master
-  always: true
-
 stages:
 - stage: build_components
   displayName: Build Components
@@ -32,7 +23,7 @@ stages:
       - script: ./build.cmd
                 -ci
                 -arch x64
-                /bl:artifacts/log/build.components.x64.binlog
+                /bl:$(Build.SourcesDirectory)/artifacts/log/build.components.x64.binlog
         displayName: Build x64
         workingDirectory: ./src/Components
       artifacts:
@@ -55,7 +46,7 @@ stages:
       - script: ./build.cmd
                 -ci
                 -arch x64
-                /bl:artifacts/log/build.servers.x64.binlog
+                /bl:$(Build.SourcesDirectory)/artifacts/log/build.servers.x64.binlog
         displayName: Build x64
         workingDirectory: ./src/Servers
       artifacts:
@@ -78,7 +69,7 @@ stages:
       - script: ./build.cmd
                 -ci
                 -arch x64
-                /bl:artifacts/log/build.projectTemplates.x64.binlog
+                /bl:$(Build.SourcesDirectory)/artifacts/log/build.projectTemplates.x64.binlog
         displayName: Build x64
         workingDirectory: ./src/ProjectTemplates
       artifacts:
@@ -101,7 +92,7 @@ stages:
       - script: ./build.cmd
                 -ci
                 -arch x64
-                /bl:artifacts/log/build.all.x64.binlog
+                /bl:$(Build.SourcesDirectory)/artifacts/log/build.all.x64.binlog
         displayName: Build x64
       artifacts:
       - name: Windows_Logs