update changesets for updated packages

Signed-off-by: Phil Gore <pgore@ea.com>

.changeset/eleven-days-brush.md

@@ -0,0 +1,5 @@
+---
+'@backstage/backend-tasks': minor
+---
+
+Adds the ability to manually trigger tasks which are registered

.changeset/seven-apricots-sell.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-tech-insights-backend-module-jsonfc': patch
+---
+
+Removes node-cron from tech-insights to utilize backend-tasks

.changeset/shiny-seas-yell.md

@@ -3,7 +3,3 @@
 ---
 
 Updates tech-insights to use backend-tasks as the Fact Retriever scheduler.
-
-```
-
-```