Switch to using Kotlin 1.7 by default

Author: smowton

java/kotlin-extractor/build.gradle

@@ -35,8 +35,8 @@ sourceSets {
                     "utils/versions/v_1_5_21/*.kt",
                     "utils/versions/v_1_5_31/*.kt",
                     "utils/versions/v_1_6_10/*.kt",
-                    "utils/versions/v_1_7_0-RC/*.kt",
-                    // "utils/versions/v_1_6_20/*.kt",
+                    // "utils/versions/v_1_7_0-RC/*.kt",
+                    "utils/versions/v_1_6_20/*.kt",
             ]
         }
     }

java/kotlin-extractor/gradle.properties

@@ -1,5 +1,5 @@
 kotlin.code.style=official
-kotlinVersion=1.6.20
+kotlinVersion=1.7.0
 
 GROUP=com.github.codeql
 VERSION_NAME=0.0.1

java/kotlin-extractor/kotlin_plugin_versions.py

@@ -21,7 +21,7 @@ def version_string_to_tuple(version):
     m = re.match(r'([0-9]+)\.([0-9]+)\.([0-9]+)(.*)', version)
     return tuple([int(m.group(i)) for i in range(1, 4)] + [m.group(4)])
 
-many_versions = [ '1.4.32', '1.5.0', '1.5.10', '1.5.21', '1.5.31', '1.6.10', '1.7.0-RC', '1.6.20' ]
+many_versions = [ '1.4.32', '1.5.0', '1.5.10', '1.5.21', '1.5.31', '1.6.10', '1.6.20', '1.7.0-RC' ]
 
 many_versions_tuples = [version_string_to_tuple(v) for v in many_versions]