fixup urls in pom.xml & use checkout@v4 in ci

.github/workflows/java.yml

@@ -23,15 +23,15 @@ jobs:
          #- '25' # REL: 2025-09
          # see supported java release schedule at https://www.oracle.com/java/technologies/java-se-support-roadmap.html
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         repository: getargv/getargv
         path: getargv
         token: ${{ secrets.GH_PAT }}
     - name: Build libgetargv
       run: make install_dylib
       working-directory: getargv
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         path: getargv.java
     - name: Set up JDK ${{ matrix.java }}
@@ -57,15 +57,15 @@ jobs:
     # maven created a new tag but we only trigger on 'pre-' prefixed tags in 'on:' clause above
     if: ${{ github.ref_type == 'tag' }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         repository: getargv/getargv
         path: getargv
         token: ${{ secrets.GH_PAT }}
     - name: Build libgetargv
       run: make install_dylib
       working-directory: getargv
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         # maven needs to be on a branch, not a tag, but we trigger on a tag...
         ref: main

pom.xml

@@ -24,7 +24,7 @@
       <email>getargv@narzt.cam</email>
       <url>https://getargv.narzt.cam</url>
       <organization>Getargv</organization>
-      <organizationUrl>https://https://github.com/getargv</organizationUrl>
+      <organizationUrl>https://github.com/getargv</organizationUrl>
       <roles>
         <role>developer</role>
       </roles>
@@ -47,7 +47,7 @@
 
   <scm>
     <connection>scm:git:https://github.com/getargv/getargv.java.git</connection>
-    <developerConnection>scm:git:ssh://github.com/getargv/getargv.java.git</developerConnection>
+    <developerConnection>scm:git:https://github.com/getargv/getargv.java.git</developerConnection>
     <tag>HEAD</tag>
     <url>https://github.com/getargv/getargv.java</url>
   </scm>