Bump github.com/blevesearch/bleve/v2 from 2.3.7 to 2.3.9

Bumps [github.com/blevesearch/bleve/v2](https://github.com/blevesearch/bleve) from 2.3.7 to 2.3.9.
- [Release notes](https://github.com/blevesearch/bleve/releases)
- [Commits](https://github.com/blevesearch/bleve/compare/v2.3.7...v2.3.9)

---
updated-dependencies:
- dependency-name: github.com/blevesearch/bleve/v2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/RoaringBitmap/roaring/runcontainer.go

@@ -2281,7 +2281,7 @@ func runArrayUnionToRuns(rc *runContainer16, ac *arrayContainer) ([]interval16,
 			pos2++
 		}
 	}
-	cardMinusOne += previousInterval.length + 1
+	cardMinusOne += previousInterval.length
 	target = append(target, previousInterval)
 
 	return target, cardMinusOne
@@ -2582,9 +2582,27 @@ func (rc *runContainer16) serializedSizeInBytes() int {
 	return 2 + len(rc.iv)*4
 }
 
-func (rc *runContainer16) addOffset(x uint16) []container {
-	low := newRunContainer16()
-	high := newRunContainer16()
+func (rc *runContainer16) addOffset(x uint16) (container, container) {
+	var low, high *runContainer16
+
+	if len(rc.iv) == 0 {
+		return nil, nil
+	}
+
+	first := uint32(rc.iv[0].start) + uint32(x)
+	if highbits(first) == 0 {
+		// Some elements will fall into low part, allocate a container.
+		// Checking the first one is enough because they are ordered.
+		low = newRunContainer16()
+	}
+	last := uint32(rc.iv[len(rc.iv)-1].start)
+	last += uint32(rc.iv[len(rc.iv)-1].length)
+	last += uint32(x)
+	if highbits(last) > 0 {
+		// Some elements will fall into high part, allocate a container.
+		// Checking the last one is enough because they are ordered.
+		high = newRunContainer16()
+	}
 
 	for _, iv := range rc.iv {
 		val := int(iv.start) + int(x)
@@ -2600,5 +2618,14 @@ func (rc *runContainer16) addOffset(x uint16) []container {
 			high.iv = append(high.iv, interval16{uint16(val & 0xffff), iv.length})
 		}
 	}
-	return []container{low, high}
+
+	// Ensure proper nil interface.
+	if low == nil {
+		return nil, high
+	}
+	if high == nil {
+		return low, nil
+	}
+
+	return low, high
 }