Run full_ci on PRs temporalily

.github/workflows/full_ci.yml

@@ -3,14 +3,10 @@ name: full CI
 on:
   merge_group:
   pull_request:
-    branches:
-      - libc-0.2
-    types:
-      - labeled
+    types: [opened, synchronize, reopened]
 
 jobs:
   docker_linux_tier1:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -31,7 +27,6 @@ jobs:
         run: LIBC_CI=1 sh ./ci/run-docker.sh ${{ matrix.target }}
 
   macos:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -51,7 +46,6 @@ jobs:
         run: LIBC_CI=1 sh ./ci/run.sh ${{ matrix.target }}
 
   windows:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -86,7 +80,6 @@ jobs:
         shell: bash
 
   style_check:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -100,7 +93,6 @@ jobs:
         run: sh ci/style.sh
 
   docker_linux_tier2:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -173,7 +165,6 @@ jobs:
 
   # devkitpro's pacman needs to be connected from Docker.
   docker_switch:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -188,7 +179,6 @@ jobs:
         run: LIBC_CI=1 sh ./ci/run-docker.sh switch
 
   build_channels_linux:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -215,7 +205,6 @@ jobs:
         run: LIBC_CI=1 TOOLCHAIN=${{ matrix.toolchain }} sh ./ci/build.sh
 
   build_channels_macos:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -241,7 +230,6 @@ jobs:
         run: LIBC_CI=1 TOOLCHAIN=${{ matrix.target.toolchain }} sh ./ci/build.sh
 
   build_channels_windows:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)
 
@@ -266,7 +254,6 @@ jobs:
         shell: bash
 
   check_cfg:
-    if: github.event.label.name == 'libc-0.2-pre-merge-ci'
     permissions:
       contents: read # to fetch code (actions/checkout)