Adding prealloc linter rule (#35921)

.golangci.yml

@@ -62,6 +62,7 @@ linters:
     - unconvert # Remove unnecessary type conversions
     - wastedassign # wastedassign finds wasted assignment statements.
     - gomodguard # check for blocked dependencies
+    - prealloc # Finds slice declarations that could potentially be pre-allocated
 
 # all available settings of specific linters
 linters-settings:
@@ -147,3 +148,18 @@ linters-settings:
     - G401 # Detect the usage of DES, RC4, MD5 or SHA1: Used in non-crypto contexts.
     - G501 # Import blocklist: crypto/md5: Used in non-crypto contexts.
     - G505 # Import blocklist: crypto/sha1: Used in non-crypto contexts.
+
+  prealloc:
+    # IMPORTANT: we don't recommend using this linter before doing performance profiling.
+    # For most programs usage of prealloc will be a premature optimization.
+
+    # Report pre-allocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.
+    # Default: true
+    simple: false
+    # Report pre-allocation suggestions on range loops.
+    # Default: true
+    range-loops: true
+    # Report pre-allocation suggestions on for loops.
+    # Default: false
+    for-loops: true
+