Refactor regex match strings for WINGBITS variables

Updated regex match strings for WINGBITS environment variables in renovate.json.

Author: Teko012

renovate.json

@@ -22,10 +22,8 @@
       "managerFilePatterns": [
         "/(^|/)wingbits/Dockerfile\\.template$/"
       ],
-      "matchStringsStrategy": "combination",
       "matchStrings": [
-        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n",
-        "ENV WINGBITS_DATE=(?<currentDigest>.*?)\\n"
+        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\nENV WINGBITS_DATE=(?<currentDigest>.*?)\\n"
       ],
       "depNameTemplate": "wingbits-meta",
       "datasourceTemplate": "custom.wingbits-meta"
@@ -35,10 +33,8 @@
       "managerFilePatterns": [
         "/(^|/)wingbits/Dockerfile\\.template$/"
       ],
-      "matchStringsStrategy": "combination",
       "matchStrings": [
-        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n",
-        "ENV WINGBITS_SHA256_AMD64=(?<currentDigest>.*?)\\n"
+        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n[\\s\\S]*?ENV WINGBITS_SHA256_AMD64=(?<currentDigest>.*?)\\n"
       ],
       "depNameTemplate": "wingbits-binary-amd64",
       "packageNameTemplate": "amd64",
@@ -49,10 +45,8 @@
       "managerFilePatterns": [
         "/(^|/)wingbits/Dockerfile\\.template$/"
       ],
-      "matchStringsStrategy": "combination",
       "matchStrings": [
-        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n",
-        "ENV WINGBITS_SHA256_ARM64=(?<currentDigest>.*?)\\n"
+        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n[\\s\\S]*?ENV WINGBITS_SHA256_ARM64=(?<currentDigest>.*?)\\n"
       ],
       "depNameTemplate": "wingbits-binary-arm64",
       "packageNameTemplate": "arm64",
@@ -63,10 +57,8 @@
       "managerFilePatterns": [
         "/(^|/)wingbits/Dockerfile\\.template$/"
       ],
-      "matchStringsStrategy": "combination",
       "matchStrings": [
-        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n",
-        "ENV WINGBITS_SHA256_ARM=(?<currentDigest>.*?)\\n"
+        "ENV WINGBITS_COMMIT_ID=(?<currentValue>.*?)\\n[\\s\\S]*?ENV WINGBITS_SHA256_ARM=(?<currentDigest>.*?)\\n"
       ],
       "depNameTemplate": "wingbits-binary-arm",
       "packageNameTemplate": "arm",