Merge pull request #1041 from Dasharo/ncm_manual_update

variants/novacustom_v5*0tu/releases.md: add manual update disclaimer

Author: BeataZdunczyk

docs/variants/novacustom_v540tu/releases.md

@@ -13,6 +13,13 @@ For details about our release process please read
 
 </center>
 
+## v1.0.0 - coming soon
+
+!!! warning
+    Note: Due to [issue 1142](https://github.com/Dasharo/dasharo-issues/issues/1142),
+    this update must be installed by following the process described in
+    [Firmware Update - Manual Steps](https://docs.dasharo.com/unified/novacustom/firmware-update/#prerequisites)
+
 ## v0.9.0 - 2024-07-18
 
 Test results for this release can be found

docs/variants/novacustom_v560tu/releases.md

@@ -13,6 +13,13 @@ For details about our release process please read
 
 </center>
 
+## v1.0.0 - coming soon
+
+!!! warning
+    Note: Due to [issue 1142](https://github.com/Dasharo/dasharo-issues/issues/1142),
+    this update must be installed by following the process described in
+    [Firmware Update - Manual Steps](https://docs.dasharo.com/unified/novacustom/firmware-update/#prerequisites)
+
 ## v0.9.0 - 2024-07-18
 
 Test results for this release can be found