Update OTP releases to official images of 1.10.3

This is necessary since we bumped required version of elixir to 1.9.

The dlsym bug should be gone by now.

.gitlab-ci.yml

@@ -170,8 +170,7 @@ stop_review_app:
 
 amd64:
   stage: release
-  # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0
+  image: elixir:1.10.3
   only: &release-only
   - stable@pleroma/pleroma
   - develop@pleroma/pleroma
@@ -208,8 +207,7 @@ amd64-musl:
   stage: release
   artifacts: *release-artifacts
   only: *release-only
-  # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0-alpine
+  image: elixir:1.10.3-alpine 
   cache: *release-cache
   variables: *release-variables
   before_script: &before-release-musl
@@ -225,8 +223,7 @@ arm:
   only: *release-only
   tags:
     - arm32
-  # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0-arm
+  image: elixir:1.10.3
   cache: *release-cache
   variables: *release-variables
   before_script: *before-release
@@ -238,8 +235,7 @@ arm-musl:
   only: *release-only
   tags:
     - arm32
-  # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0-arm-alpine
+  image: elixir:1.10.3-alpine
   cache: *release-cache
   variables: *release-variables
   before_script: *before-release-musl
@@ -251,8 +247,7 @@ arm64:
   only: *release-only
   tags:
     - arm
-  # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0-arm64
+  image: elixir:1.10.3
   cache: *release-cache
   variables: *release-variables
   before_script: *before-release
@@ -265,7 +260,7 @@ arm64-musl:
   tags:
     - arm
   # TODO: Replace with upstream image when 1.9.0 comes out
-  image: rinpatch/elixir:1.9.0-rc.0-arm64-alpine
+  image: elixir:1.10.3-alpine
   cache: *release-cache
   variables: *release-variables
   before_script: *before-release-musl