ci: fix YAML - remove colon in step name, replace em dashes

.gitea/workflows/ci-dev.yaml

@@ -1,4 +1,4 @@
-name: El CI — dev
+name: El CI -dev
 
 on:
   push:
@@ -36,7 +36,7 @@ jobs:
           dist/elc-gen2 --version || true
 
       # Gen3: use gen2 to compile the El compiler from its own El source (self-host)
-      - name: Self-host: compile El compiler with gen2 (gen3)
+      - name: Self-host compile El compiler with gen2 (gen3)
         run: |
           mkdir -p dist/platform
           dist/elc-gen2 el-compiler/src/compiler.el > dist/elc-gen3.c
@@ -50,33 +50,33 @@ jobs:
           echo "gen3 (self-hosted) elc built"
           dist/platform/elc --version || true
 
-      # Run all four test suites — all must pass
-      - name: Run tests — text
+      # Run all four test suites -all must pass
+      - name: Run tests -text
         run: |
           ELC="$(pwd)/dist/platform/elc" \
           EL_HOME="$(pwd)" \
           bash tests/text/run.sh
 
-      - name: Run tests — calendar
+      - name: Run tests -calendar
         run: |
           ELC="$(pwd)/dist/platform/elc" \
           EL_HOME="$(pwd)" \
           bash tests/calendar/run.sh
 
-      - name: Run tests — time
+      - name: Run tests -time
         run: |
           ELC="$(pwd)/dist/platform/elc" \
           EL_HOME="$(pwd)" \
           bash tests/time/run.sh
 
-      - name: Run tests — html_sanitizer
+      - name: Run tests -html_sanitizer
         run: |
           ELC="$(pwd)/dist/platform/elc" \
           EL_HOME="$(pwd)" \
           bash tests/html_sanitizer/run.sh
 
       # Native El test suites (elc --test, compile-link-run)
-      - name: Run tests — native (text)
+      - name: Run tests -native (text)
         run: |
           set -euo pipefail
           ELC="$(pwd)/dist/platform/elc"