chore(ci): make arm emulator versions build only in main branches

[no changelog]

ci/build.yml

@@ -346,6 +346,11 @@ core unix frozen R debug build arm:
   stage: build
   <<: *gitlab_caching
   needs: []
+  only:
+    - main
+    - tags
+    - /^release\//
+    - /^secfix\//
   variables:
     PYOPT: "0"
     TREZOR_MODEL: "R"
@@ -364,6 +369,11 @@ core unix frozen T3T1 debug build arm:
   stage: build
   <<: *gitlab_caching
   needs: []
+  only:
+    - main
+    - tags
+    - /^release\//
+    - /^secfix\//
   variables:
     PYOPT: "0"
     TREZOR_MODEL: "T3T1"

docs/ci/jobs.md

@@ -112,38 +112,38 @@ it is just a single binary file that you can execute directly.
 
 ### [core unix frozen R debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L344)
 
-### [core unix frozen T3T1 debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L362)
+### [core unix frozen T3T1 debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L367)
 
-### [core unix frozen debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L380)
+### [core unix frozen debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L390)
 
-### [core unix frozen debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L396)
+### [core unix frozen debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L406)
 
-### [core macos frozen regular build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L418)
+### [core macos frozen regular build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L428)
 
-### [crypto build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L443)
+### [crypto build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L453)
 Build of our cryptographic library, which is then incorporated into the other builds.
 
-### [legacy fw regular build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L473)
+### [legacy fw regular build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L483)
 
-### [legacy fw regular debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L489)
+### [legacy fw regular debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L499)
 
-### [legacy fw btconly build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L506)
+### [legacy fw btconly build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L516)
 
-### [legacy fw btconly debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L525)
+### [legacy fw btconly debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L535)
 
-### [legacy emu regular debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L546)
+### [legacy emu regular debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L556)
 Regular version (not only Bitcoin) of above.
 **Are you looking for a Trezor One emulator? This is most likely it.**
 
-### [legacy emu regular debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L561)
+### [legacy emu regular debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L571)
 
-### [legacy emu regular debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L579)
+### [legacy emu regular debug build arm](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L589)
 
-### [legacy emu btconly debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L605)
+### [legacy emu btconly debug build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L615)
 Build of Legacy into UNIX emulator. Use keyboard arrows to emulate button presses.
 Bitcoin-only version.
 
-### [legacy emu btconly debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L622)
+### [legacy emu btconly debug asan build](https://github.com/trezor/trezor-firmware/blob/master/ci/build.yml#L632)
 
 ---
 ## TEST stage - [test.yml](https://github.com/trezor/trezor-firmware/blob/master/ci/test.yml)