Upgrade Error Prone 2.35.1 -> 2.36.0 (#1429)

And update the compatibility matrix and its generation script.

See:
- https://github.com/google/error-prone/releases/tag/v2.36.0
- https://github.com/google/error-prone/compare/v2.35.1...v2.36.0
- https://github.com/PicnicSupermarket/error-prone/compare/v2.35.1-picnic-1...v2.36.0-picnic-1

website/_data/compatibility.yml

@@ -3,6 +3,7 @@
 releases:
   - version: 0.19.1
     compatible:
+      - "2.36.0"
       - "2.35.1"
       - "2.35.0"
       - "2.34.0"
@@ -12,6 +13,7 @@ releases:
       - "2.30.0"
   - version: 0.19.0
     compatible:
+      - "2.36.0"
       - "2.35.1"
       - "2.35.0"
       - "2.34.0"
@@ -21,6 +23,7 @@ releases:
       - "2.30.0"
   - version: 0.18.0
     compatible:
+      - "2.36.0"
       - "2.35.1"
       - "2.35.0"
       - "2.34.0"

website/generate-version-compatibility-overview.sh

@@ -45,6 +45,13 @@ for eps_version in ${eps_versions}; do
   (set +u && echo n | sdk install maven "${mvn_version}")
   sdk use maven "${mvn_version}"
 
+  # As of version 2.36.0, Error Prone requires that the
+  # `--should-stop=ifError=FLOW` flag is provided. Make sure that this flag is
+  # always specified. (The `-XDcompilePolicy=simple` flag has been specified
+  # since the first Error Prone Support release. It's okay if the added flag is
+  # present more than once; the last variant listed wins.)
+  sed -i 's,<arg>-XDcompilePolicy=simple</arg>,<arg>-XDcompilePolicy=simple</arg><arg>--should-stop=ifError=FLOW</arg>,' pom.xml
+
   # Collect the list of checks supported by this version of Error Prone
   # Support.
   # XXX: Conditionally omit the `MethodReferenceUsage` exclusion once that